Pseudoisomorphic phenomenon

Q.1 Pseudoisomorphic phenomenon is seen in -
A. Psoriasis
B. Lichen planus
C. Vitiligo
D. Plane warts
1. Ans: D Plane warts

Q. 2.Cicatrising alopecia with perifolicular blue-gray pathches is most commonly associated with
A. Nail dystrophy
B. Whitish lesion in the buccal mucosa
C. Arthritis
D. Discoid Plaques in the face
2. Ans: B. Whitish lesion in the buccal mucosa

Q.3 Erythema nodosum is seen in all except:
A. Pregnancy
B. Tuberculosis
C. SLE
D. Chronic pancreatitis
3. Ans: D Chronic pancreatitis

Q.4 . A young male presented with history of fever and a nodule in the leg. Histopathology of the nodule revealed foamy histiocytes and neutrophillic infiltrate in the dermis. Most probable diagnosis is?
A. Sweet’s syndrome
B. Rosai Dorfman disease
C. Erythema Nodosum Leprosum
D.erythema nodosum
4. Ans: D.erythema nodosum

Q.5. A man presents with maculopapular rash 2weeks after having a painless genital ulcer.Causative organism of the condition is:
A.Treponema pallidum
B.Chlamydia
C.C.granulomatis
D.H.ducreyi
5. Ans:A Treponema pallidum