How to prepare a Paediatrics practical examination in sduaher - I have my practical on 25 I want gold medal
pediatric clinical examination AND education
SDUAHER paediatrics practical examination syllabus MBBS
| Dates | Priority |
|---|---|
| 15-16 Sep | Master paediatric history, general examination, anthropometry, nutrition, developmental assessment |
| 17 Sep | Respiratory long cases: pneumonia, wheeze/asthma, bronchiolitis, tuberculosis |
| 18 Sep | CVS long cases: congenital heart disease, heart failure, rheumatic heart disease |
| 19 Sep | CNS: seizures, cerebral palsy, meningitis/encephalitis, developmental delay |
| 20 Sep | GI and nutrition: acute diarrhoea, dehydration, PEM/SAM, hepatosplenomegaly |
| 21 Sep | Nephrology and endocrine: nephrotic syndrome, acute nephritic syndrome, UTI, diabetes/DKA basics |
| 22 Sep | Neonatology: newborn examination, jaundice, sepsis, prematurity, birth asphyxia |
| 23 Sep | Immunization, growth charts, IMNCI, fluids, emergency drugs, instruments, X-rays and spotters |
| 24 Sep | Full mock practical with strict timing. Revise only your mistakes afterwards. Sleep early. |
“This is a ___-year-old, appropriately/immunized/partially immunized child with ___ for ___ duration, with examination evidence of ___, and no evidence of ___. My provisional diagnosis is ___ with ___.”
Pg pediatrics
pediatric residency clinical examination assessment
site:sduaher.ac.in MD Paediatrics practical examination curriculum assessment SDUAHER
“This is a ___-year-old child with ___, presenting with ___ for ___ duration. The illness appears to be acute/chronic/progressive, with severity markers including ___. Relevant background factors are ___. On examination, the key syndromic findings are ___. My problem representation is ___. My leading diagnosis is ___, with differentials of ___ and ___. I would first address ___, confirm the diagnosis using ___, and manage with ___ while monitoring for ___.”
“The child has clinical features of ___. Severity is suggested by ___. Important associated findings I would actively look for are ___. My main differentials are ___. Immediate concerns are ___, and confirmation would require ___.”
“I would call for help, assess airway, breathing, circulation, disability, exposure, establish monitoring and IV/IO access, check bedside glucose, and treat life-threatening instability simultaneously with targeted evaluation.”
| Date | Main focus | Must complete |
|---|---|---|
| 16 Sep | Development, neurology, CP, epilepsy | One CP long case, one seizure mock, neuroimaging viva |
| 17 Sep | Cardiology | CHD/heart-failure long case, murmurs, ECG/echo |
| 18 Sep | Respiratory and critical care | Asthma/pneumonia/TB, ABG, ventilation, shock |
| 19 Sep | Nephrology | Nephrotic/nephritic/AKI/CKD, urinalysis and fluids |
| 20 Sep | Hematology and oncology | Thalassemia, hemolysis, leukemia, transfusion reactions |
| 21 Sep | Gastroenterology, hepatology, nutrition | CLD/hepatosplenomegaly/SAM, LFT and nutrition plan |
| 22 Sep | Neonatology | Preterm, jaundice, sepsis, HIE, neonatal resuscitation |
| 23 Sep | Endocrine, metabolic, infections | DKA, thyroid, short stature, TB/HIV/dengue/enteric |
| 24 Sep | Full mock practical | Long case + 2 short cases + neonatal + procedures + viva. Only revise errors at night. |
“I will first investigate the immediate threat and obtain samples that change management. Once stable, I will proceed to etiological testing.”
“I would order echocardiography to define anatomy, assess ventricular function and estimate pulmonary pressures, as these findings determine the need and timing of intervention.”
“The leading diagnosis is ___. I would keep ___ as an important alternative because ___. I would distinguish them using ___.”
We will have only cp as long case
cerebral palsy management
cerebral palsy clinical practice guideline assessment management GMFCS NICE
“I would determine developmental age in each domain and identify whether delay is global or predominantly motor.”
“This is a ___-year-old child with static motor impairment since early infancy, characterized by delayed gross-motor milestones, bilateral lower-limb predominant spasticity, hyperreflexia, ankle clonus and equinus contractures, with no history of regression. The child has [associated epilepsy/intellectual disability/feeding difficulty/visual impairment]. Functionally, the child can ___ and is dependent for ___. This is most consistent with spastic diplegic cerebral palsy, approximately GMFCS level ___, with ___ associated comorbidities and ___ musculoskeletal complications.”
“Spastic quadriplegic CP with severe global developmental impairment, probable GMFCS V, feeding dysfunction, and high risk of aspiration, hip displacement, scoliosis, pain, and osteopenia.”
| Level | Practical meaning |
|---|---|
| I | Walks without limitation, may have difficulty with advanced motor skills |
| II | Walks with limitations, difficulty on uneven ground/long distances |
| III | Walks using a hand-held mobility device |
| IV | Limited self-mobility, may use powered mobility |
| V | Transported in manual wheelchair, severely limited head and trunk control |
“Treatment is individualized. The goal is not to normalize tone, but to improve comfort, function, participation, ease of care, and prevent secondary complications.”
Ok , give me a time table based on all these components for next nine days to get a gold medal
| Time | Daily task |
|---|---|
| 6:30-7:15 am | Rapid revision: yesterday’s error list + 15 CP viva questions |
| Ward hours | Examine one CP child or observe/revise a CP case with your unit. Do at least one focused short-case examination if possible. |
| 4:30-6:00 pm | Main topic of the day |
| 6:15-7:15 pm | CP focused practice: examination, classification, GMFCS, presentation |
| 7:30-8:15 pm | Dinner/break |
| 8:15-9:30 pm | Viva/interpretation/procedure practice |
| 9:30-10:00 pm | Speak a 7-minute CP presentation aloud. Write only mistakes in an error notebook. |
| Sleep | Minimum 6.5-7 hours. Do not sacrifice sleep in the final 3 days. |
“What is the most likely etiology in this child, and how will you establish it?”
“This child has a non-progressive motor disorder with delayed motor milestones, [spastic/dyskinetic/mixed] motor phenotype, [topographical] involvement, functional limitation corresponding to GMFCS level ___, and associated ___ . There is no history of regression. My diagnosis is ___ cerebral palsy, likely related to ___, with ___ complications. My management will be family-centred and goal-directed, involving rehabilitation, tone management, treatment of associated comorbidities, musculoskeletal surveillance, nutritional support, and long-term follow-up.”
| Item | Target |
|---|---|
| CP examination sequence | 10 |
| CP classification and GMFCS | 10 |
| Identification of comorbidities | 10 |
| Contracture and hip assessment | 10 |
| Management plan | 10 |
| CP viva | 10 |
| Short cases | 10 |
| Emergency/procedure viva | 10 |
I want total long case. With all the history and examination, and in history, what to ask, why to ask, what to interpret from that?
cerebral palsy assessment management
NICE cerebral palsy under 25 assessment management history examination red flags GMFCS
“Good morning. I am Dr ___. I would like to ask you a few questions about your child’s development and examine them. I will ensure the child is comfortable and stop if there is any distress. Is that alright?”
| Observe | What it suggests |
|---|---|
| Child’s alertness, smile, eye contact, interaction | Cognition, social development, vision, hearing, behavior |
| Head control, trunk posture | Severity, axial tone, GMFCS, need for seating support |
| Drooling, open mouth, noisy breathing | Oro-motor dysfunction, aspiration risk |
| Spontaneous movements | Dystonia, chorea, athetosis, tremor, asymmetry |
| Position of limbs | Spastic posture, contracture, hip adduction, equinus |
| Orthoses/wheelchair/walker/standing frame | Functional level and prior rehabilitation |
| Gait, if ambulant | CP phenotype, dynamic deformity, balance, functional capacity |
| Interaction with caregiver | Communication ability and caregiver burden |
“Delayed attainment of motor milestones since 8 months of age, inability to walk independently at 4 years, and stiffness of both lower limbs for 3 years.”
| Finding | Interpretation |
|---|---|
| Persistent poor head control, delayed sitting, delayed walking | Motor delay, possible CP |
| Hand preference before 1 year | Suggests unilateral spastic CP or perinatal stroke |
| Scissoring, toe walking, stiff legs | Spastic diplegia/bilateral spastic CP |
| Early generalized stiffness with severe delay | Severe bilateral spastic CP, often quadriplegic pattern |
| Fluctuating tone or involuntary twisting postures | Dyskinetic/dystonic CP |
| Wide-based unsteady gait, tremor, dysmetria | Ataxic CP or alternative cerebellar disorder |
| History | Interpretation |
|---|---|
| Delayed milestones but no loss of skills | Supports CP |
| Skills improve slowly with therapy | Supports static encephalopathy/CP |
| Clear loss of speech, walking, hand use, cognition | Think neurodegenerative/metabolic disease, leukodystrophy, epilepsy-related regression |
| Progressive weakness | Think neuromuscular disease such as muscular dystrophy/SMA |
| Increasing spasticity with family history | Consider hereditary spastic paraplegia |
“There is no developmental regression, which supports a static encephalopathy rather than a progressive neurodegenerative disorder.”
| Domain | Ask | Interpretation |
|---|---|---|
| Gross motor | Head holding, rolling, sitting, crawling, standing, walking, stair climbing | Defines motor delay, severity, mobility prognosis |
| Fine motor | Reaching, transferring objects, pincer grasp, feeding, drawing, buttoning | Identifies upper-limb dysfunction and unilateral involvement |
| Language | Cooing, babbling, meaningful words, phrases, understanding commands | Assesses expressive/receptive language and cognition |
| Personal-social | Smile, recognition, feeding self, dressing, toilet training, play | Assesses adaptive and social function |
“The child had head control at 7 months, sat with support at 18 months, never achieved independent walking, can use a spoon with assistance, speaks single words, and understands simple commands.”
| Pattern | Likely implication |
|---|---|
| Predominantly gross-motor delay, relatively preserved language/cognition | Mild spastic diplegia or hemiplegia possible |
| Global delay | More severe CP, often bilateral spastic or dyskinetic CP |
| Fine motor much worse on one side | Hemiplegic CP |
| Good cognition with prominent involuntary movements | Dyskinetic CP possible |
| Severe global delay, absent speech, dependent for all ADLs | GMFCS IV-V likely, severe associated disability |
| Finding | Interpretation |
|---|---|
| Multiple pregnancy, prematurity | Increased CP risk |
| Maternal infection/rash | Consider congenital infection |
| Reduced fetal movements | Possible fetal neurological/neuromuscular condition |
| Consanguinity or affected siblings | Raises concern for genetic/metabolic mimic |
| Maternal diabetes/vascular disease | May contribute to fetal/perinatal risk |
| History | Interpretation |
|---|---|
| Extreme prematurity/very low birth weight | Periventricular white-matter injury, often spastic diplegia |
| Birth asphyxia, seizures, prolonged resuscitation | HIE, commonly severe bilateral spastic CP or dyskinetic CP depending on injury pattern |
| Instrumental delivery alone | Does not establish causation; interpret cautiously |
| Low Apgar plus encephalopathy plus seizures plus NICU course | Stronger support for significant perinatal insult |
| Term baby with early asymmetry | Consider perinatal arterial ischemic stroke, often hemiplegic CP |
| History | Interpretation |
|---|---|
| Meningitis/encephalitis | Acquired postnatal brain injury |
| Severe unconjugated hyperbilirubinemia/exchange transfusion | Kernicterus, classically dyskinetic CP with hearing impairment |
| Severe hypoglycemia | Occipital injury, visual impairment, seizures and developmental problems |
| CNS trauma/near drowning | Acquired CP |
| No identifiable event | CP can still occur; consider MRI and reassess for genetic/metabolic causes if phenotype is atypical |
| Finding | Interpretation |
|---|---|
| Coughing/choking during feeds | Oropharyngeal dysphagia and aspiration risk |
| Recurrent pneumonia | Consider chronic aspiration, poor airway clearance, reflux |
| Meal time >30 minutes consistently | Feeding inefficiency, caregiver burden, nutritional risk |
| Poor weight gain, visible wasting | Inadequate intake, high feeding energy cost, dysphagia or chronic illness |
| Severe feeding dysfunction in GMFCS IV-V | Consider formal swallowing evaluation, dietetic support, discussion of enteral feeding if unsafe/inadequate |
| GMFCS | Functional description |
|---|---|
| I | Walks without limitation, but advanced motor skills are affected |
| II | Walks with limitations, difficulty with uneven surfaces, long distances, stairs |
| III | Walks using a hand-held mobility device |
| IV | Limited self-mobility, often uses wheeled mobility |
| V | Transported in a manual wheelchair, severe limitation in head/trunk control |
| Finding | Interpretation |
|---|---|
| Pain/difficulty during diapering | Adductor spasticity/contracture, hip displacement |
| Hip pain or reduced abduction | Hip subluxation/dislocation needs evaluation |
| Persistent toe walking | Dynamic or fixed equinus |
| Crouched walking | Hamstring/hip-flexor contracture, weakness, lever-arm dysfunction |
| Back asymmetry | Scoliosis, particularly in non-ambulant children |
| Low-impact fracture | Low bone density risk, especially GMFCS IV-V, low weight, vitamin D deficiency, anticonvulsant use |
| Finding | Interpretation |
|---|---|
| Underweight/stunting | Chronic feeding problem, inadequate intake, high care needs |
| Microcephaly | Prenatal/perinatal brain insult or congenital infection/malformation |
| Macrocephaly | Hydrocephalus, metabolic/storage disease, other etiology depending on context |
| Dysmorphism | Consider genetic syndrome or congenital malformation |
| Café-au-lait spots/ash leaf spots | Consider neurocutaneous disorder |
| Pressure sores | Poor seating, immobility, caregiver support needs |
| Rickets/low bone mass clues | Poor nutrition, low mobility, vitamin D deficiency |
| Scoliosis | More common in severe non-ambulant CP and impacts seating/respiration |
“I would assess development in gross motor, fine motor-adaptive, language, and personal-social domains, while recognizing that impaired speech and hand control can underestimate cognition.”
| Gait finding | Interpretation |
|---|---|
| Toe walking/equinus | Gastrocnemius-soleus spasticity or fixed tendo-Achilles contracture |
| Scissoring | Hip adductor spasticity, often bilateral spastic CP |
| Crouch gait | Excessive hip and knee flexion, often hamstring/hip-flexor contracture and weakness |
| Circumduction | Hemiplegia with stiff knee/equinus |
| Asymmetric arm swing, flexed elbow/wrist | Hemiplegic CP |
| Wide-based unsteady gait | Ataxic component |
| Variable postures worsening with emotion or activity | Dystonia |
| Type | Bedside definition |
|---|---|
| Spasticity | Velocity-dependent increase in resistance to passive movement |
| Dystonia | Sustained/intermittent involuntary contractions causing twisting movements or abnormal postures |
| Choreoathetosis | Irregular, flowing, writhing involuntary movements |
| Rigidity | Uniform resistance not dependent on speed |
| Ataxia | Incoordination, dysmetria, tremor, truncal instability |
| Finding | Meaning |
|---|---|
| Hyperreflexia, clonus, extensor plantar | Upper motor neuron involvement, supports spastic CP |
| Weakness and poor selective motor control | Major contributors to disability |
| Marked unilateral hyperreflexia and hand dysfunction | Spastic hemiplegic CP |
| Absent reflexes, fasciculations, progressive weakness | Think peripheral/neuromuscular disease, not CP |
| Persistent primitive reflexes | Severe motor impairment and poorer functional prognosis |
“This is a ___-year-old child with non-progressive motor impairment from early infancy, delayed gross-motor milestones and no developmental regression. On examination, the child has bilateral lower-limb predominant spasticity, brisk reflexes, ankle clonus, extensor plantar responses, adductor and tendo-Achilles tightness, and an equinus gait. Functionally, the child mobilizes with ___ and is dependent for ___. The child also has ___ such as epilepsy, intellectual disability, dysphagia, malnutrition, visual impairment, or speech impairment.My diagnosis is bilateral spastic cerebral palsy, diplegic distribution, GMFCS level ___, with ___ musculoskeletal complications and ___ associated comorbidities.”
“This is spastic quadriplegic cerebral palsy, GMFCS V, with severe global developmental delay, epilepsy, feeding dysfunction, malnutrition, probable aspiration risk, and contractures. The child requires assessment for hip displacement, scoliosis, bone health, safe feeding, communication support, and caregiver support.”
“The diagnosis is clinically consistent with CP because the motor impairment began early, is static, and there is no regression. However, I would reconsider the diagnosis if there were red flags for a progressive neurological disorder.”
| Differential | Clues against CP |
|---|---|
| Hereditary spastic paraplegia | Progressive lower-limb spasticity, family history, little perinatal risk |
| Leukodystrophy | Regression, progressive spasticity, MRI white-matter pattern |
| Neurometabolic disorder | Regression, episodic decompensation, seizures, organ involvement, consanguinity |
| Duchenne muscular dystrophy | Progressive proximal weakness, Gowers sign, calf hypertrophy, no UMN signs |
| Spinal muscular atrophy | Hypotonia, weakness, absent reflexes, fasciculations |
| Rett syndrome | Normal early development followed by regression, loss of hand use, stereotypies |
| Dopa-responsive dystonia | Diurnal variation, marked response to levodopa |
| Brain malformation/genetic syndrome | Dysmorphism, micro/macrocephaly, family history, atypical MRI |
| Investigation | When and why |
|---|---|
| MRI brain | If etiology is uncertain, there are atypical features, unexplained phenotype, or concern for mimic |
| EEG | Clinical seizures, unclear episodes, epilepsy classification |
| Vision assessment | Visual concern, poor visual attention, suspected cortical visual impairment |
| Hearing assessment | Speech delay, poor response to sound, kernicterus/congenital infection risk |
| Swallow assessment | Coughing/choking, recurrent pneumonia, poor growth, prolonged feeding |
| Nutrition assessment | Poor growth, feeding issues, GMFCS IV-V |
| Hip radiograph | Reduced hip abduction, pain, high-risk non-ambulant child, hip surveillance |
| Spine radiograph | Suspected clinically significant scoliosis |
| Vitamin D/calcium/phosphate/ALP, bone assessment | Fracture, low mobility, poor nutrition, anticonvulsant use |
| Genetic/metabolic work-up | Regression, family history, consanguinity, atypical phenotype/MRI, no clear cause |
“Management is individualized, family-centred and goal-directed. The aim is not simply to reduce tone. It is to improve comfort, function, participation, ease of care, communication, nutrition, and quality of life while preventing secondary complications.”
Why ask about
Why ask about app these
NICE cerebral palsy risk factors antenatal maternal infection prematurity multiple pregnancy
| Item to ask | Why do you ask? | What do you interpret? |
|---|---|---|
| Name | Identification and rapport | No etiological significance |
| Age | CP phenotype and functional expectations change with age | Helps assess milestone delay, GMFCS, puberty, contractures, and prognosis |
| Gender | Demographic detail | Usually not diagnostic, but some genetic differentials are sex-linked, for example Duchenne muscular dystrophy in boys |
| Address | Follow-up access, rehabilitation access, socioeconomic context | Rural distance, transport barriers, therapy adherence and school support |
| Informant | To know who gives the history | Mother/primary caregiver is usually most reliable for developmental and feeding history |
| Reliability | To judge accuracy of dates and details | “Reliable” if caregiver knows milestones, NICU events, drugs, reports |
| Date of examination | Documentation | No etiological significance |
| Primary caregiver | CP needs long-term care | Helps assess caregiver burden, therapy feasibility, feeding safety and counselling needs |
“How long have the parents been married?”
“Are the parents related by blood, for example first cousins?”
| Answer | Meaning |
|---|---|
| Non-consanguineous | Makes recessive conditions less likely, but does not exclude them |
| Consanguineous | Raises suspicion of genetic/metabolic disease, especially if there is regression, affected siblings, dysmorphism, organomegaly, episodic illness, or atypical MRI |
“Parents are non-consanguineous, reducing but not eliminating the possibility of a recessive neuro-metabolic disorder.”
“What was the mother’s age at conception?”
“Is this the first, second, or later child? Are there any previous abortions, stillbirths, neonatal deaths, or children with similar illness?”
| Finding | What it suggests |
|---|---|
| Previous miscarriages/stillbirths | Maternal disease, infection, thrombophilia, placental problem, genetic disorder |
| Previous neonatal deaths | Genetic/metabolic disease, severe inherited disorder, poor obstetric outcome |
| Sibling with similar neurodevelopmental disorder | Consider genetic cause or CP mimic |
| Twin pregnancy or co-twin death | CP risk is increased, often via prematurity or vascular events |
“What was the mother’s approximate weight before pregnancy? Was there documented poor or excessive weight gain?”
| Finding | Interpretation |
|---|---|
| Low pre-pregnancy weight or poor weight gain | Maternal undernutrition, anemia, fetal growth restriction, low birth weight or prematurity risk |
| Excessive gain | May suggest diabetes, hypertension, fluid retention, or obesity-related pregnancy risk |
| Normal gain | Supports adequate maternal nutritional status, but does not rule out complications |
“Was antenatal care taken regularly? Where was she followed up? How many visits were there?”
| Answer | Meaning |
|---|---|
| Booked, regular antenatal care | Better documentation and detection of complications |
| Unbooked/irregular visits | Complications such as anemia, hypertension, diabetes, infection, fetal growth restriction, or multiple gestation may have been missed |
“Were routine antenatal vaccines received, especially tetanus-containing vaccination? Was there any infection during pregnancy?”
“When was pregnancy confirmed? Was an early dating scan done? What was the estimated due date?”
| Finding | Meaning |
|---|---|
| Reliable early dating scan | Helps accurately classify term versus preterm birth |
| Preterm delivery | Important CP risk factor, especially bilateral spastic CP/spastic diplegia |
| Uncertain dates | Gestational age and fetal growth assessment may be unreliable |
“Did the mother take folic acid before conception and in early pregnancy?”
| Answer | Meaning |
|---|---|
| Folic acid taken | Lower neural tube defect risk, indicates preconception/early antenatal care |
| Not taken | Increased neural tube defect risk, but it does not prove that CP is due to folate deficiency |
“Did the mother have thyroid disease or take thyroid medication during pregnancy?”
| Finding | Meaning |
|---|---|
| Treated, well-controlled thyroid disease | Lower risk |
| Untreated overt hypothyroidism | Possible fetal neurodevelopmental risk |
| Antithyroid drugs | Potential fetal/neonatal thyroid effects and growth issues |
| Family history plus regression/hypotonia | Consider child’s thyroid status separately, not simply CP |
“Was there severe vomiting requiring IV fluids, admission, weight loss, or reduced food intake?”
| Finding | Meaning |
|---|---|
| Mild first-trimester vomiting only | Usually no major significance |
| Severe vomiting with admission/weight loss | Maternal nutritional and metabolic stress, possible fetal growth concerns |
| Persistent vomiting with neurological symptoms | Consider severe maternal illness, but do not falsely attribute CP without evidence |
“Any fever with rash during pregnancy? Any lymph node swelling, jaundice, genital ulcers, or known infection?”
“Any neck swelling or thyroid disease?”
| Finding | Possible implication |
|---|---|
| Fever with rash in first trimester | Consider congenital infection, especially rubella/varicella |
| Fever, flu-like illness, lymphadenopathy | CMV/toxoplasmosis-like illness possible |
| Maternal infection/chorioamnionitis | Recognized CP risk factor |
| Neck swelling with thyroid symptoms | Maternal thyroid disease |
| No such history | Reduces suspicion, but many congenital infections are asymptomatic |
“Did the mother undergo any scans, CT scans, X-rays, or radiotherapy during pregnancy? If yes, when and why?”
| Exposure | Meaning |
|---|---|
| Routine obstetric ultrasound | Normal, no concern |
| Single properly indicated diagnostic X-ray with shielding | Usually low fetal risk |
| CT abdomen/pelvis, repeated high-dose imaging, radiotherapy | Needs details: timing, dose, indication |
| Trauma requiring imaging | Trauma itself may affect pregnancy |
“Did the mother take any prescribed medicine, over-the-counter medication, herbal preparation, antiepileptic drug, alcohol, tobacco, or other substance during pregnancy?”
| Finding | What to think |
|---|---|
| No significant medication/exposure | Reduces teratogenic concern |
| Valproate/teratogenic drug exposure | Consider congenital malformation/neurodevelopmental effects |
| Alcohol/substance exposure | Fetal growth and neurodevelopmental risk |
| Drug for maternal epilepsy | Maternal seizures themselves can also compromise fetal wellbeing |
“The child was born to non-consanguineous parents. This was the ___ order pregnancy, with no previous adverse pregnancy outcome or similarly affected sibling. The pregnancy was booked and regularly supervised. There was no history of maternal fever with rash, significant infection, hypertension, diabetes, thyroid disorder, seizures, trauma, teratogenic drug or radiation exposure. Dating scan established gestation as ___. There was/no history of multiple gestation, reduced fetal movements, or fetal growth concern.”
What is ionizing radiation? Um, how much, uh, radiation would be there in X-ray or CT?
pregnancy diagnostic radiation fetal dose CT radiography
ACOG diagnostic imaging pregnancy fetal radiation dose xray CT 50 mGy
| Examination in the mother | Approximate fetal dose |
|---|---|
| Dental X-ray | Negligible, usually <0.01 mGy |
| Chest X-ray | About 0.0005-0.01 mGy |
| X-ray of limb/skull | Negligible to very low, usually <0.01 mGy |
| Chest CT / CT pulmonary angiography | Usually very low fetal dose, around <1 mGy |
| Abdominal X-ray | Roughly 1-3 mGy |
| Pelvic X-ray | Roughly 1-3 mGy |
| CT abdomen and pelvis, single phase | Often about 10-25 mGy |
| CT abdomen and pelvis, multiple phases | Higher and variable, may approach or exceed 50 mGy |
| CT pelvimetry | Can be high with conventional technique, but low-dose protocols can reduce it substantially |
Fetal exposures below 50 mGy have not been associated with fetal anomalies, growth restriction, miscarriage, or intellectual disability.
“Routine ultrasound is non-ionizing and is not a radiation concern. A single maternal chest X-ray or limb X-ray exposes the fetus to a negligible dose. CT involving the abdomen or pelvis delivers a higher fetal dose, commonly still below 50 mGy for a single study. I would document the modality, body region, timing, and number of exposures. Radiotherapy or repeated high-dose fluoroscopic/interventional procedures need specialist fetal-dose estimation by a medical physicist.”