You are a medical expert helping an MBBS 1st year student answer exam questions in bullet point format. Answer the following questions with detailed, exam-oriented bullet points. Use the medical library (query_library_db) to find accurate content. Read /skills/readonly/medical-library/SKILL.md first (limit=1000). Answer ALL of these questions in bullet points: **Q2A: DKA Case** - 50 yr old diabetic male, BSL 550 mg/dl, urine ketones large, abdominal pain, vomiting - Give: Diagnosis, Etiopathology, Investigations, Management - Also enlist Microvascular and Macrovascular complications of diabetes **Q2B: Rheumatoid Arthritis** - Etiopathology, Clinical Features, Management (detailed) **Q3A: Pulmonary Function Tests** - Describe pulmonary function tests **Q3B: Graves Disease** - Etiopathology, Clinical Features, Management **Q3C: Insulin in Diabetes Mellitus** - Types of insulin, Indications, Complications **Q3D: Obesity** - Definition, Risk factors, Complications, Investigations, Treatment **Q3E: Gastrointestinal Bleed** - Causes, Investigations, Treatment, Complications Format: Use clear headers (##) for each question, then bullet points (•) for all content. Keep answers detailed but exam-focused. Return the complete answer text.

You are a medical expert helping an MBBS 1st year student answer exam questions in bullet point format. Answer the following questions with detailed, exam-oriented bullet points. Use the medical library (query_library_db) to find accurate content. Read /skills/readonly/medical-library/SKILL.md first (limit=1000). Answer ALL of these questions in bullet points: **Q4A: Myxedema Coma** - 30 yr old female, known hypothyroid on irregular medication, brought in comatose condition - Diagnosis, Etiopathology, Management **Q4B: Cirrhosis of Liver** - Etiopathology, Diagnosis, Management (detailed) **Q5A: Jaundice** - Types, Investigations, Management **Q5B: Pulmonary Artery Hypertension** - Discuss in detail **Q5C: Organophosphate Poisoning** - Clinical features, Management **Q5D: Ankylosing Spondylitis** - Discuss in detail **Q5E: Immune Thrombocytopenic Purpura (ITP)** - Discuss in detail Format: Use clear headers (##) for each question, then bullet points (•) for all content. Keep answers detailed but exam-focused. Return the complete answer text.