A young boy presented with a lesion over his right

47. A young boy presented with a lesion over his right buttock
which had peripheral scaling and central clearing with
scarring. The investigation of choice would be:
a. Tzank smear (AIIMS 01)
b. KOH preparation
c. Biopsy
d. Sabouraud agar Ref: Neena Khanna 4/e p252-254
48. Apple-jelly nodules is/are seen in: (PGI Nov 2010)
Ref: Neena Khanna 4/e p221
49. A farmer has a single warty lesion on leg. Which of the
following could be most likely lesion: (AIIMS Nov 2010)
Ref: Neena Khanna 4/e p252
50. Cutaneous (skin) tuberculosis secondary to underlying
tissue eg lymph node is called as: (AI 99, AIIMS 98, PGI 04)
Ref: Neena Khanna 4/e p253
51. Tuberculides are seen in: (AIIMS May 07)
a. Lupus vulgaris
b. Scrofuloderma
c. Lichen scrofulososum
d. Erythema nodosum
Ref: Rook’s 7/e p28.11, 28.20; Fitzpatrick’s 7/e p1769-74, 272
52. Which of the following is /are tuberculides:
a. Lichen scrofulosorum (PGI June 07, 2K, DNB 03)
b. Lichen nichidus (AIIMS Nov 06)
c. Lichen aureus
d. Erythema nodosum.
53. Mycobacterium causing skin ulcer: (PGI 02)
Ref: Harrison 18/e p1067
54. Skin hazards of swimming are: (PGI 01)
Ref: Neena Khanna 4/e p344
55. Tuberculoids are seen in:
Ref: Internet
Ans. 47. c. Biopsy 48. a. Lupus vulgaris 49. b. Tuberculosis... 50. b. Scrofuloderma
51. c. Lichen... 52. a. Lichen... 53. c and e 54. a and c
55. c. Lichen... 56. b. Pseudomonas... 57. b. Group A beta... 58. c. Strep pyogenes
59. b and c 60. d. Cutaneous... 61. a. Lichen... 62. c and d
63. b. Staphylococcus

159
Leprosy (Hensen’s Disease)
64. True about impetigo is: (PGI June 08)
a. Contagious
b. Bacterial infection
c. Non contagious
d. Honey coloured cast
e. Viral infection
DERMATOLOGY