Infectious Diseases Practice Questions

Question 1

The web-based IT system for case-based surveillance under National Tuberculosis Elimination Programme (NTEP, formerly RNTCP) is

Accepted Answer

NIKSHAY

Answer

E-TB Tracker

Answer

SURAKSHA

Answer

SAFETY-NET

Question 2

A 15-year-old boy presented with fever and chills for 3 days. On examination, he was found to have delayed skin pinch time and dry oral mucosa. Identify the pathogen involved based on the provided peripheral blood smear image.

Accepted Answer

Plasmodium vivax

Answer

Babesia

Answer

Plasmodium falciparum

Answer

Salmonella typhi

Question 3

A man with chills, fever, and headache is thought to have "atypical" pneumonia. History reveals that he raises chickens, and that approximately 2 weeks ago he lost a large number of them to an undiagnosed disease. Which of the following is the most likely diagnosis of this man's condition?

Accepted Answer

Ornithosis

Answer

Leptospirosis

Answer

Relapsing fever

Answer

Anthrax

Question 4

Match List-I with List-II and select the correct answer using the code given below the Lists:

Accepted Answer

A→4  B→3  C→2  D→1

Answer

A→1  B→3  C→2  D→4

Answer

A→1  B→2  C→3  D→4

Answer

A→4  B→2  C→3  D→1

Question 5

A patient with advanced HIV presents with cryptococcal meningitis. Which CSF finding is most characteristic?

Accepted Answer

High opening pressure

Answer

High protein

Answer

Low glucose

Answer

Neutrophilic pleocytosis

Question 6

A 25-year-old woman presents with a sudden onset of high fever, chills, and rigors. Blood cultures are pending. What is the next appropriate step in her management?

Accepted Answer

Administer broad-spectrum antibiotics

Answer

Wait for blood culture results

Answer

Start antipyretic therapy only

Answer

Order a CT scan

Question 7

Which of the following is a primary cause of decreased glucose levels in CSF?

Accepted Answer

Bacterial meningitis

Answer

TB meningitis

Answer

Fungal meningitis

Answer

Viral meningitis

Question 8

What does the term 'pathology' specifically refer to in medical science?

Accepted Answer

The study of diseases and their effects on the body

Answer

The examination of bodily functions

Answer

The details of disease processes

Answer

The explanation of disease mechanisms

Question 9

What is the mechanism of acute rheumatic fever?

Accepted Answer

Cross-reactivity with endogenous antigen

Answer

Innocent bystander effect

Answer

Due to toxin secretion by streptococci

Answer

Release of pyrogenic cytokines

Question 10

A 40-year-old man presents with a year-long history of oral candidiasis, fever, and diarrhea. Physical examination reveals muscle wasting, with his weight at 70% of normal for his height and age. He has generalized nontender lymphadenopathy but no hepatosplenomegaly. Over the past 3 months, he has developed three irregular, 1- to 2-cm, reddish-purple, nodular skin lesions on his forearm. Laboratory findings show hemoglobin, 12.2 g/dL; hematocrit, 36.5%; MCV, 85 mm3; platelet count, 188,000/mm3; and WBC count, 2460/mm3 with 82% segmented neutrophils, 4% bands, 6% lymphocytes, 6% monocytes, and 2% eosinophils. Infection with which of the following organisms is most likely to produce these findings?

Accepted Answer

HIV

Answer

Hepatitis C virus

Answer

Herpes simplex virus

Answer

Mycobacterium leprae

Infectious Diseases

Study Resources

Lessons

Questions

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Lessons

Host-Pathogen Interactions

Bacterial Infections

Viral Infections

Fungal Infections

Parasitic Diseases

Emerging Infections

Healthcare-Associated Infections

Infectious Disease Pathology in Immunocompromised Hosts

Laboratory Diagnosis of Infections

Antimicrobial Resistance

Practice Questions

Flashcards

About Infectious Diseases for NEET-PG

Lessons in Infectious Diseases

Master Infectious Diseases