Viral Infections is part of the Skin Infections & Infestations section of Dermatology. Practise 22 exam-style MCQs for NEET PG, FMGE, INI-CET and NEET SS, each with the correct answer and a detailed explanation.
Viral Infections MCQs test herpes cytology with multinucleated giant cells, HPV strain associations, wart therapies and post-herpetic neuralgia, providing high-yield NEET PG revision for FMGE, INI-CET and NEET SS.
Sample Viral Infections MCQs with answers
Sample MCQ #1
A 25-year-old female presents with red crusted lesions around the mouth and finger pulps, three months after having had small bowel resection for Crohn's disease. What is the most likely cause of her skin condition?
ANicotinamide deficiency
BThiamine deficiency
CVitamin B12 deficiency
DZinc deficiency
Show Answer & Explanation ▾
✓ Correct Answer: D. Zinc deficiency
The features of this patient who had bowel resection suggest zinc deficiency . Zinc deficiency can lead to a condition called acrodermatitis enteropathica which presents with diarrhea, alopecia, muscle wasting, depression, irritability, and a rash involving the extremities, face (perioral), and perineum . The rash is characterized by vesicular and pustular crusting with scaling and erythema. Reference: Harrison's Principles of Internal Medicine, 21 st Ed, Ch:333 Pg: 2532
Sample MCQ #2
In Tzanck smear, multinucleated giant cells are seen in:
AHerpes simplex
BPemphigoid
CMolluscum contagiosum
DPemphigus
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✓ Correct Answer: A. Herpes simplex
A Tzanck smear is a cytologic technique commonly used in the diagnosis of herpes virus infections (simplex, genitalis, varicella-zoster). An early vesicle is deroofed, and the base of the lesion is scraped gently with a scalpel blade. The material is then placed on a glass slide, air-dried, and stained with Giemsa stain. Multinucleated giant cells suggest the presence of herpes. Another finding - presence of acantholytic cells Reference : Rook’s textbook of dermatology, 9 th Edition, Chapter 4, Page 22
Sample MCQ #3
Ballooning degeneration is a characteristic feature of:
AInsect bite
BBullous impetigo
CHerpes zoster
DPemphigus
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✓ Correct Answer: C. Herpes zoster
Vesicles in herpetic infections (simplex, genitalis, varicella-zoster ) show degenerative changes characterized by ballooning, the presence of multinucleated giant cells, and eosinophilic intranuclear inclusions. Reference : Rook’s textbook of dermatology, 9 th Edition, Chapter 25, Page 27
Sample MCQ #4
Immunomodulator used in treatment of genital warts is
AATRA
BPodophyllin
CImiquimod
DPrednisolone
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✓ Correct Answer: C. Imiquimod
Imiquimod 5% cream is an immunomodulator Applied OD for 6-10 hours at bed time, 3 times/week X 16 weeks Reference: Rooks textbook of dermatology, chapter 25, page 58
Sample MCQ #5
Post herpetic neuralgia is defined as pain persisting after how many weeks?
A1 Week
B2 Weeks
C3 Weeks
D4 Weeks
Show Answer & Explanation ▾
✓ Correct Answer: D. 4 Weeks
Herpes zoster (Shingles) is caused by reactivation of a latent varicella zoster virus in sensory nerve ganglion. More common is elderly / immuno-suppression. Post herpetic neuralgia is defined as pain persisting beyond 4 weeks since the eruption of acute infection It is a type of allodynia Post herpetic neuralgia could last for 3 months or longer. Reference : Rook’s textbook of dermatology, 9 th Edition, Chapter 25, Page 27
Sample MCQ #6
What is the causative agent of anogenital wart?
AHPV 2
BHPV 6
CHPV 5
DHPV 8
Show Answer & Explanation ▾
✓ Correct Answer: B. HPV 6
Anogenital warts caused by human papillomavirus (HPV). The most common strains of HPV that cause anogenital warts are 6 and 11. HPV is a double-stranded DNA virus primarily spread through sexual contact Reference : Rook’s textbook of dermatology, 9 th Edition, Chapter 25, Page 55
Sample MCQ #7
All of the following are drugs used in the management of verruca vulgaris except ?
ASalicylic acid
BAcyclovir
CElectrocautery
DCo2 laser
Show Answer & Explanation ▾
✓ Correct Answer: B. Acyclovir
Salicylic acid is a first-line therapy used to treat warts. Others - Cantharidin, Trichloroacetic acid Oral - Retinoids Surgical - Cryosurgery (Liquid nitrogen (-196ºC)), Carbon dioxide lasers, electrodesiccation and curettage, Reference : Rook’s textbook of dermatology, 9 th Edition, Chapter 25, Page 46
Sample MCQ #8
Verruca plana is caused by which of the following ?
Viral Infections MCQs test herpes cytology with multinucleated giant cells, HPV strain associations, wart therapies and post-herpetic neuralgia, providing high-yield NEET PG revision for FMGE, INI-CET and NEET SS.
How many Viral Infections questions are there, and which exams do they cover?
MedLadder includes 22 curated MCQs for Viral Infections under Dermatology (Skin Infections & Infestations), covering NEET PG, FMGE, INI-CET and NEET SS preparation.
