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Case Study 2 - Full Answer (English)
Patient Summary
A 56-year-old male, obese (BMI 38 kg/m²), smoker, with a 3-year history of heartburn, acid/bitter regurgitation, retrosternal burning pain, and nocturnal hypersalivation. Worsening over the last month. Uses Almagel and Maalox for relief. BP 130/90 mmHg. EGD and barium X-ray performed.
Task 1: Most Likely Diagnosis
Primary diagnosis:
Gastroesophageal Reflux Disease (GERD), erosive form, moderate severity - with sliding (axial) hiatal hernia (HH)
Full formulation:
Sliding hiatal hernia. GERD with esophagitis (reflux esophagitis of the lower third of the esophagus). Obesity class II (BMI 38 kg/m²).
Task 2: Justification of the Diagnosis
The diagnosis is supported by the following findings:
Clinical (Symptoms):
- Classic GERD triad: heartburn, acid/bitter regurgitation, retrosternal burning pain
- Symptoms worsen when bending forward and lying down - positional, gravity-dependent reflux
- Nocturnal hypersalivation (waterbrash) - a specific GERD symptom caused by reflex salivary stimulation from esophageal acid exposure
- 3-year progressive course with recent worsening
- Smoking (relaxes the lower esophageal sphincter, worsens reflux)
- Obesity (BMI 38) - raises intra-abdominal pressure, a major risk factor for both GERD and hiatal hernia
EGD (Endoscopy):
- Edema and hyperemia of the lower third of the esophageal mucosa = reflux esophagitis
- Gaping (patulous) cardia = incompetent lower esophageal sphincter (LES)
- Prolapse of gastric mucosa into the thoracic cavity on straining = confirms sliding HH
- Moderate fluid and mucus in stomach = impaired gastric emptying and reflux
X-ray of esophagus and stomach (barium study):
- In Trendelenburg position: fundus of the stomach protrudes into the thoracic cavity as a rounded mass = sliding (axial) hiatal hernia confirmed
- In upright position the stomach returns to normal position = "sliding" (reducible) hernia
- Esophagus freely passable, no strictures
- Gastric peristalsis and emptying are timely - no obstruction
Lab results:
- CBC: all parameters within normal range - no anemia, no signs of bleeding, no active infection
- Biochemistry: liver enzymes (ALT, AST), bilirubin, glucose, protein, amylase - all within normal range
- This excludes peptic ulcer complications, liver disease, pancreatitis
Task 3: Plan for Additional Diagnostic Evaluation
The following additional investigations are indicated and justified:
| Investigation | Rationale |
|---|---|
| 24-hour ambulatory pH-metry (esophageal pH monitoring) | Gold standard for confirming pathological acid reflux; quantifies acid exposure time and correlates with symptoms |
| Esophageal manometry | Evaluates LES pressure and esophageal motility; important before any surgical consideration |
| Biopsy of esophageal mucosa (during EGD) | Rule out Barrett's esophagus (metaplasia), which can develop in chronic GERD and carries cancer risk |
| H. pylori testing (CLO test / breath test / serology) | H. pylori infection can coexist and affect treatment strategy (eradication if positive) |
| Fasting blood glucose / HbA1c | BMI 38 = high risk of type 2 diabetes mellitus; glucose 5.2 mmol/L is borderline |
| Lipid profile (cholesterol, LDL, HDL, triglycerides) | Obesity + hypertension (BP 130/90) = metabolic syndrome workup |
| ECG | Retrosternal pain must be differentiated from cardiac disease; especially important at age 56 with hypertension |
| Abdominal ultrasound | Assess liver, gallbladder (cholelithiasis can cause similar symptoms), pancreas |
| Repeat EGD with targeted biopsies (after initial treatment) | Assess healing and rule out Barrett's or dysplasia |
Task 4: Treatment
Non-pharmacological (lifestyle modification) - MANDATORY:
- Weight loss - even 5-10% body weight reduction significantly reduces GERD symptoms
- Elevate the head of the bed 15-20 cm (reduces nocturnal reflux)
- Avoid lying down for 2-3 hours after meals
- Avoid triggers: fatty foods, chocolate, coffee, alcohol, carbonated drinks
- Stop smoking (nicotine decreases LES tone)
- Eat small, frequent meals rather than large portions
- Avoid tight clothing (increases intra-abdominal pressure)
Pharmacological treatment:
1. Proton Pump Inhibitors (PPIs) - first-line, cornerstone of therapy:
- Omeprazole 20 mg twice daily (before breakfast and before dinner) OR
- Pantoprazole 40 mg once daily (30 min before breakfast)
- Duration: 8 weeks for active esophagitis, then maintenance therapy
- PPIs suppress gastric acid secretion and allow mucosal healing
2. Prokinetics (to improve LES tone and gastric motility):
- Domperidone (Motilium) 10 mg 3 times daily, 30 min before meals
- Accelerates gastric emptying and reduces reflux episodes
3. Antacids (for rapid symptom relief as needed):
- Almagel or Maalox on demand - the patient already uses these; continue as rescue therapy
- These neutralize acid but do not treat the underlying disease
4. If H. pylori positive - eradication therapy (triple therapy):
- Omeprazole 20 mg + Clarithromycin 500 mg + Amoxicillin 1000 mg - all twice daily for 14 days
Surgical treatment:
- If conservative treatment fails after 6-12 months, or if the hernia is large/symptomatic
- Laparoscopic Nissen fundoplication (360° wrap) - the standard surgical option for GERD + hiatal hernia
- Restores the competence of the gastroesophageal junction
Monitoring:
- Follow-up EGD after 8 weeks of PPI therapy
- pH-metry to confirm acid suppression
- Regular monitoring of BP, blood glucose, lipid profile given metabolic risk
Summary of Diagnosis: Sliding hiatal hernia + GERD with reflux esophagitis (lower third) in an obese, smoking, hypertensive 56-year-old male. All findings - EGD, barium X-ray, and clinical picture - are consistent. Treatment is PPI-based with lifestyle modification, and surgery is reserved for refractory cases.
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