The response you gave before,pls concisely can you add what the disease is also
Here is the updated summary with a brief description of what each disease/condition is:
Differential Diagnosis of Chest Pain
I. CARDIAC CAUSES
| Condition | What it is | Key Features |
|---|---|---|
| Angina Pectoris | Chest pain from reduced blood flow to the heart (usually due to coronary artery narrowing) | Substernal pressure; exertional; 2–15 min; relieved by rest/NTG |
| Acute MI (Heart Attack) | Death of heart muscle from complete coronary artery occlusion | Crushing pain >20 min; not relieved by NTG; ↑ troponin; ST elevation |
| Variant (Prinzmetal) Angina | Angina caused by coronary artery spasm (not fixed blockage) | Occurs at rest; ST elevation during episode; resolves with vasodilators |
| Pericarditis | Inflammation of the sac surrounding the heart | Sharp, pleuritic pain; worse lying down; relieved leaning forward; friction rub |
| Aortic Dissection | Tear in the inner wall of the aorta | Tearing/ripping pain; maximal at onset; BP difference between arms; life-threatening |
| Aortic Stenosis | Narrowing of the aortic valve obstructing outflow | Exertional angina; harsh systolic murmur |
| HCM | Abnormal thickening of the heart muscle causing outflow obstruction | Exertional chest pain; LVH on ECG |
| Mitral Valve Prolapse | Billowing of the mitral valve leaflets into the left atrium | Atypical chest pain; mid-systolic click; linked to anxiety |
| Myocarditis | Inflammation of the heart muscle, usually viral | Dull/pleuritic chest pain; young patients; viral prodrome; ↑ troponin |
II. GASTROINTESTINAL CAUSES
| Condition | What it is | Key Features |
|---|---|---|
| GERD | Acid reflux from the stomach into the esophagus | Burning, retrosternal; triggered by meals/lying flat; responds to PPIs |
| Esophageal Spasm | Uncoordinated, painful contractions of the esophagus | Severe substernal pain; associated with dysphagia; can mimic AMI |
| Peptic Ulcer Disease | Erosion of the stomach/duodenal lining by acid | Epigastric/lower chest burning; related to meals; nocturnal |
| Biliary Colic / Cholecystitis | Gallstone obstruction of the bile duct / gallbladder inflammation | RUQ pain radiating to right shoulder; postprandial; gallstones on ultrasound |
| Pancreatitis | Inflammation of the pancreas | Severe epigastric pain radiating to back/chest; ↑ amylase/lipase |
| Boerhaave Syndrome | Spontaneous rupture of the esophagus (after forceful vomiting) | Sudden severe chest pain after vomiting; subcutaneous emphysema; mediastinitis; life-threatening |
III. MUSCULOSKELETAL CAUSES
| Condition | What it is | Key Features |
|---|---|---|
| Costochondritis (Tietze Syndrome) | Inflammation of the cartilage connecting ribs to the sternum | Dull, aching; reproducible tenderness on palpation — diagnostic hallmark |
| Rib Fracture / Muscle Strain | Broken rib or torn chest wall muscle | History of trauma/coughing; localized tenderness; worsened by movement |
| Intercostal Neuritis / Herpes Zoster | Nerve inflammation or reactivation of chickenpox virus (shingles) along a nerve | Burning, dermatomal pain; rash follows pain by 2–3 days (shingles) |
| Cervical Radiculopathy | Nerve root compression in the neck referring pain to the chest | Provoked by neck movement; associated neurological deficits |
IV. PSYCHIATRIC / PSYCHOGENIC CAUSES
| Condition | What it is | Key Features |
|---|---|---|
| Panic Disorder | Episodic surges of intense anxiety with physical symptoms | Sudden chest tightness, palpitations, fear of dying; peaks in 10 min; normal workup |
| Generalized Anxiety / Hyperventilation | Chronic anxiety causing low CO₂ from over-breathing, triggering chest pain | Chronic tightness; hyperventilation → hypocapnia → vasospasm |
| Depression / Somatization | Psychological distress manifesting as physical symptoms | Atypical, chronic chest pain; multiple somatic complaints; no organic cause |
| Functional Chest Pain | Visceral hypersensitivity with no identifiable structural cause | Diagnosis of exclusion; classified under Rome IV criteria |
Clinical priority: Always rule out the five life-threatening causes first — ACS, aortic dissection, pulmonary embolism, tension pneumothorax, and esophageal perforation.
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