Q: Solve each question for Ghai textbook of pediatrics A: All questions have been answered. Here's a quick guide to the paper: --- Quick Reference — All Answers: MCQs: 1-B, 2-A, 3-C, 4-B, 5-B, 6-B, 7-B, 8-C, 9-C, 10-B High-yield points to remember: - Q1: Pyloric stenosis = non-bilious vomiting + olive mass + male infant 2–6 weeks - Q2: Croup = steeple sign → dexamethasone + nebulized epinephrine not ampicillin/albuterol - Q3: Kawasaki → coronary artery aneurysm is THE serious complication - Q4: Hirschsprung = absent ganglion cells myenteric + submucosal plexuses + no meconium in 48h - Q6: PSGN = 2 weeks after sore throat, RBC casts, low C3 NOT IgA nephropathy which is synpharyngitic - Q9: Mother O+, Baby O+ → NO ABO incompatibility, NO Rh incompatibility → physiological jaundice Long answers: Q11 = Marasmus SAM: MUAC 11.5 cm, manage with F-75 → F-100 → RUTF, WHO 10 steps; Q12 = Spastic quadriplegic CP secondary to neonatal meningitis/hypoglycemia