Clinical Infectious Diseases And Diagnostic Dermatological Manifestations Practice Tests

Question 1

A 25-year-old patient presents with 4 days of high fever, severe abdominal cramps, and bloody stools. Which pathogen is the most likely cause?

Accepted Answer

Campylobacter

Answer

Norovirus

Answer

Rotavirus

Answer

Giardia

Question 2

Which of the following is a contraindication for antibiotic therapy in a patient with suspected infectious gastroenteritis?

Accepted Answer

STEC infection

Answer

Salmonella

Answer

Campylobacter

Answer

Shigella

Question 3

A patient with fever >38.3°C for 2 weeks with no diagnosis after initial evaluation meets the clinical definition of Fever of Unknown Origin (FUO).

Accepted Answer

False

Answer

True

Question 4

Which of the following are considered 'Big Three' categories for the differential diagnosis of Fever of Unknown Origin (FUO)?

Answer

Infection

Answer

Malignancy

Answer

Connective Tissue Disease

Answer

Metabolic disorders

Question 5

Which serological result indicates an acute primary Epstein-Barr Virus (EBV) infection?

Accepted Answer

VCA IgM positive, VCA IgG positive, EBNA negative

Answer

VCA IgM negative, VCA IgG positive, EBNA positive

Answer

VCA IgM negative, VCA IgG negative, EBNA negative

Answer

VCA IgM positive, VCA IgG negative, EBNA positive

Question 6

What is the minimum duration of being symptom-free required before a food handler can return to work after an episode of infectious gastroenteritis?

Accepted Answer

48 hours

Question 7

Which electrolyte disturbance is a common complication of severe gastroenteritis and can lead to ECG changes such as flattened T waves and ST depression?

Accepted Answer

Hypokalaemia

Answer

Hypernatraemia

Answer

Hypercalcaemia

Answer

Hypomagnesaemia

Question 8

Which of the following medications is commonly associated with drug-induced fever?

Accepted Answer

Allopurinol

Answer

Paracetamol

Answer

Aspirin

Answer

Ibuprofen

Question 9

Empirical antibiotic therapy is recommended for all patients presenting with Fever of Unknown Origin while awaiting diagnostic test results.

Accepted Answer

False

Answer

True

Question 10

What is the gold standard diagnostic test for both COVID-19 and Influenza A?

Accepted Answer

PCR

Answer

Rapid antigen test

Answer

Serology

Answer

Viral culture

Question 11

Which of the following is the mandatory follow-up interval for patients currently prescribed daily PrEP (Tenofovir/Emtricitabine)?

Accepted Answer

Every 3 months

Answer

Every month

Answer

Every 6 months

Answer

Annually

Question 12

What is the maximum time window following a potential HIV exposure during which Post-Exposure Prophylaxis (PEP) should be initiated to remain effective?

Accepted Answer

72 hours

Answer

12 hours

Answer

24 hours

Answer

48 hours

Question 13

True or False: A patient who is in a sexual relationship with a partner who is HIV-positive and virally suppressed (U=U) requires PEP following sexual intercourse.

Accepted Answer

False

Answer

True

Question 14

Which of the following baseline screenings are required before initiating PrEP for an HIV-negative individual?

Answer

HIV status

Answer

Renal function

Answer

STI screening

Answer

Complete blood count

Question 15

What is the specific name for the intermittent dosing regimen of PrEP (Tenofovir/Emtricitabine) used for specific MSM populations?

Accepted Answer

2-1-1

Question 16

Acanthosis nigricans, characterized by hyperpigmented, velvety plaques in intertriginous areas, is most classically associated with which underlying systemic condition?

Accepted Answer

Abdominal adenocarcinoma

Answer

Addison's disease

Answer

Haemochromatosis

Answer

Vitiligo

Question 17

Which of the following skin conditions is considered a 'red flag' marker for internal malignancy and often requires urgent investigation?

Accepted Answer

Pyoderma gangrenosum

Answer

Granuloma annulare

Answer

Vitiligo

Answer

Scleroderma

Question 18

A punch biopsy is contraindicated in patients currently taking oral anticoagulants due to an unmanageable risk of severe hemorrhage.

Accepted Answer

False

Answer

True

Question 19

Which of the following are recognized genodermatoses associated with an increased risk of internal malignancy?

Answer

Neurofibromatosis

Answer

Vitiligo

Answer

Peutz-Jeghers syndrome

Answer

Granuloma annulare

Question 20

What is the standard biopsy technique used for the histological confirmation of dermal plaques such as sarcoidosis or scleroderma?

Accepted Answer

Punch biopsy

Clinical Infectious Diseases And Diagnostic Dermatological Manifestations Practice Tests

Practice Tests

Clinical Infectious Diseases and Diagnostic Dermatological Manifestations

Generate Clinical Infectious Diseases And Diagnostic Dermatological Manifestations practice tests with AI