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Home • MCQ • 100 MCQ in pediatrics with answers - Part 1

100 MCQ in pediatrics with answers - Part 1

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Paediatric MCQ for MRCPCH part 1

This is a set of first 100 Multiple choice questions in pediatrics commonly asked in the exam.

These MCQs are based on a recall mostly from the DNB theory exam held in December 2018. I could not recall the options for every question, However, for a few MCQs, multiple-choice options are given, wherever I recalled. 

For most of the MCQ, you will find the answer. Feel free to add more answers or leave corrections using the comment box.

  1. Menke kinke hair disease inheritance • Answer - x linked recessive.
  2. Myophosphorylase deficiency  • Answer - McArdle ( Type 5 )
  3. DMD in girls is associated with  • Answer - Turners syndrome
  4. Erythrodontia is seen in  • Answer - Congenital Erythropoietic Porphyria ( Gunthers disease)
  5. Lesch Nyhan's disease  • Answer - hgprt ase deficiency
  6. All are seen in hypervitaminosis D except a. Hallucination b. Hyponatremia c. Pancreatitis d. Polyuria
  7. EEG pattern in Pyridoxine dependent seizures a. 1 to 4 Hz sharp and slow-wave activity b. Comb like EEG c. Burst suppression pattern
  8. Lipid in TPN in preterm  • Answer - 3gm/kg/day
  9. Definition of febrile neutropenia  • Answer - less than 500
  10. Retinal growth modulating factor in milk  • Answer - Taurine
  11. Skin lesion in Fabry's disease  • Answer - Angiokeratoma
  12. Breast milk jaundice caused by  • Answer - 3alpha 20beta pregnanediol
  13. Deep tendon reflexes do not require  • Answer - a. Alpha fiber b. Gamma fiber c. Spindle d. Pyramidal fibers
  14. Congenital hearing loss associated with heterochromia irides  • Answer - Wardenburg syndrome
  15. Large or hyperplastic nails  • Answer - Rubinstein Taybi syndrome
  16. JDM specific antibodies  • Answer - Anti p155/140
  17. Sterilize of Ambu bag with glutaraldehyde. Min contact period  • Answer - 12 hrs
  18. Type of pulmonary stenosis in Noonans  • Answer - Valvular PS
  19. Respiratory burst assay for  • Answer - Phagocytic defect
  20. Epsilon chain is seen in which type of hemoglobin  • Answer - Gower 1 and Gower 2
  21. Progressive degenerative disorder presenting in infancy with feeding/swallowing problems, vomiting, and failure to thrive associated with lactic acidosis and lesion in the brainstem and/or basal ganglia on MRI  • Answer - Leigh's disease
  22. Which is a systolic murmur  • Answer - a. Austinflint b. Grahamsteel c. Careycomb d. Carvallo
  23. Max duration of all attempts to intubate  • Answer - a.30 sec b.20 sec
  24. Which is associated with hyposplenism  • Answer - celiac disease
  25. Regarding Cystic Echinococcosis - form a pair.
  26. Epidermolysis verruciformis  • Answer - HPV
  27. RDS in the a neonate is associated with gene  • Answer - ABCA3
  28. Pendred syndrome gene  • Answer - SLC26A4
  29. Trummerfield zone seen in  • Answer - Vitamin C deficiency
  30. Preterm milk compared to breast milk is high in  • Answer - Sodium
  31. Vitamin K content in Breast milk  • Answer - 1.5mcg/l
  32. Medical treatment of lead level above  • Answer - 45ug/dl
  33. Most common acquired bleeding disorder  • Answer - VWD ( MC congenital bleeding disorder is Hemophilia A)
  34. Romanaward syndrome is associated with  • Answer - Long QT
  35. Macrocytic anemia with reticulocytosis • Answer - Congenital dyserythroblastic anemia type 2
  36. Macrocytic anemia with sideroblasts  • Answer - Pearson syndrome
  37. Bernard Soulier disease, defect in  • Answer - gp1b
  38. Transferrin saturation in iron deficiency anemia  • Answer - less than 16%
  39. A child with diarrhea, lipid laden macrophages in enterocytes, ataxia  • Answer - abetalipoproteinemia
  40. Gas shadow reaches rectum in a neonate  • Answer - 12hrs
  41. Which are anti-inflammatory  • Options - a. IL1 B. IL6 C. IFN gamma d. IL10
  42. Parry Romberg syndrome is associated with  • Answer - Scleroderma
  43. Cause of high anion gap metabolic acidosis  • Answer - ammonium chloride, NRTI, RTA, diarrhea
  44. ACE inhibitors cause  • Answer - hyperkalemia
  45. QP-qs ratio at which there is left ventricular and atrial hypertrophy • Answer - 2:1
  46. P wave amplitude in right atrial hypertrophy more than • Answer - 4mm,3.5mm,3mm,2.5mm
  47. Amount of bilirubin that binds to 1gm of albumin • Answer - 8mg
  48. Vitamin k dependent  • Answer - protein c and protein S, antithrombin 3, fibrinogen, plasminogen
  49. 49. Anganwadi supply for SAM child calories and protein - 800cal / 20 -25 gm protein  • Answer - 25 gm protein
  50. Iron, folic acid supplement according to GOI for 6 years old • Answer - 30mg Fe / 250 mcg FA
  51. A most serious complication of Hereditary Meditterain Fever  • Answer - Amyloidosis
  52. ET tube size for cuffed • Answer - Age/4+3
  53. Mother diabetic, a baby has septal hypertrophy, CCF which should be given • Options a. Dobutamine b. Dopamine c. Propranolol d. Milrinone
  54. Familial Medittarian Fever is associated with a. Wegeners b. Microscopic Polyangiitis c. HSP d. Churg Strauss
  55. Vincent curtsy sign  • Answer - seen in  • Answer - overactive bladder
  56. Fetal brain growth doesn't depend on  • Answer - growth hormone
  57. Which doesn't cross placenta • Answer - TSH,t3,t4
  58. Skipping starts at what age  • Answer - 48 months,60 months,72 months
  59. New Ballard highest score  • Answer -50
  60. RL Na composition  • Answer - 130
  61. Resmol Na concentration  • Answer - 45
  62. Normal magnesium level  • Answer - 1.9meq/dl ( or 1.5 to 2.3mg/dl or 0.6 • Answer - 0.9mmol/l)
  63. F - 100  Protein and lactose values • Answer - 2.9g,4.2g ( In options 2.9g and 3.8g was most nearest option )
  64. Nagayama bodies  • Answer - roseola infantum
  65. All are caused by group A beta-hemolytic streptococci except a. ARF b. AGN c.PANDAS and other option
  66. An infant with sweating during feeding, ejection systolic murmur ECG rsr' pattern, RAD • Answer -, PDA, ostium primum,  ASD secundum
  67. Morphine dose in cyanotic spell. • Answer - 0.1 to 0.2mg/kg
  68. MC mutation worldwide cystic fibrosis  • Answer - Delta f508
  69. Enthesistis related arthritis exclusion criteria include all except  • Answer - ANA
  70. Etco2 increases with  • Answer - Hco3 infusion
  71. Gray turner sign is seen in  • Answer - bluish discoloration of flanks( acute pancreatitis)
  72. Torsades pointes associated antiarrhythmic drug • Answer - Class 1A,3
  73. 1 St child has Neural tube defect,.mother took prophylaxis of folic acid 4mg from 3 months before pregnancy risk in 2nd child is decreased by • Answer - 87% ( 85% option was given )
  74. Gottrons papules • Answer - JDM Dermatomyositis
  75. Polycythemia in a newborn  • Answer - JAK2 mutation
  76. Secondary attack rate • Answer - in a family of 5 people 2 parents and 3 susceptible children 1 primary case after some time 2 nd case, calculate secondary rate • Answer - 50%
  77. Hypokalemia mimics with  • Answer - hypocal, hyperlocal, hypomagnesemia, hyperglycemia
  78. Polycythemia in newborn above hct  • Answer - 65%
  79. HLA B 27 is associated with all except a. Reiters b. Ankylosing spondylitis c. JIA d. IBD with sacroiliitis e. Enthesitis related arthritis
  80. Pectus carinatum is associated with  • Answer - Coarctation of the aorta and Mitral valve disease
  81. Total number of doses of vitamin A till 5th birthday according to RMNCH+A  • Answer - 9
  82. The dose of vitamin A in less than 6 months • Answer - 50000 U
  83. Scurvy radiology changes similar to  • Answer - manganese, copper deficiency, iron
  84. Cong lobar emphysema most common in • Answer - left upper lobe
  85. Hereditary elliptocytosis • Answer - Autosomal dominant
  86. Consanguineous marriage of 1st cousin, risk of genetic disease in children  • Answer - 6 • Answer - 8%
  87. Partial exchange transf, 3kg, the volume of blood 80ml/kg, observed hematocrit 75. Desired hematocrit 50  • Answer - Total Exchange Volume = Circulating Blood volume x (observed hematocrit • Answer - Desired hematocrit) / observed hematocrit) , Answer  • Answer - 80ml
  88. Preservation of milk in milk bank • Answer -  • Answer -20c
  89. Timing of inv. In CAH • Answer - 14 days
  90. Maternal disomy chr.15 • Answer - Prader-Willi
  91. Size of aerosol entering airways  • Answer - a.5 to 10 micron b. 1 to 5 micron
  92. Dislocation of the lens in homocystinuria  • Answer - Inferonasal
  93. Wilson chromosome  • Answer - . Chromosome 13q.14
  94. Gionette crosti syndrome • Answer - hepatitis B
  95. Large , irregular cafe lait spots • Answer - Mccune Albright
  96. Epidermolysis Bullosa poor prognosis type • Answer - dystrophica Recessive type or Hallopeau Siemens
  97. Female 5 yrs with hearing loss her father operated ( brain surgery )at 35 yrs and later developed hearing loss cause • Answer - nf1,Neurofibromatosis type 2 ,tuberosis sclerosis,late hearing loss.
  98. Sensitivity and spectivity calculation
  99. Familial HLH is associated with  • Answer - a. Conductive HL b. SNHL C.both
  100. Common SMA • Answer - type2