AMC MCQ - Australian Medical Council Multiple Choice Questions Musculoskeletal and Dermatology Questions and Answers

Question 1

A 65-year-old man with a history of chronic kidney disease (eGFR 40 mL/min/1.73m²) and peptic ulcer disease presents with an acutely painful, swollen, and red left great toe.
Arthrocentesis confirms the presence of negatively birefringent, needle-shaped crystals.
What is the most appropriate first-line treatment for his acute gout flare?

Accepted Answer

Prednisolone

Answer

Allopurinol

Answer

Indomethacin

Answer

Colchicine

Question 2

A 45-year-old construction worker presents for a routine skin check. When evaluating a pigmented skin lesion for suspected melanoma, which of the following features is considered the single most important predictor of prognosis?

Accepted Answer

Breslow thickness

Answer

Asymmetry of the lesion

Answer

Diameter greater than 6 mm

Answer

Irregularity of the border

Question 3

A 68-year-old woman undergoes a DEXA scan which reveals a T-score of -2.8 at the femoral neck. She has no personal history of fragility fractures. According to Australian guidelines, which of the following is the most appropriate first-line pharmacological treatment for her postmenopausal osteoporosis?

Accepted Answer

Alendronate

Answer

Denosumab

Answer

Teriparatide

Answer

Raloxifene

Question 4

A 25-year-old childcare worker is diagnosed with scabies after presenting with an intensely pruritic rash that is worse at night, affecting her finger web spaces and wrists. What is the most crucial component of her management plan to prevent re-infestation and spread?

Accepted Answer

Simultaneously treating all household members and close contacts, regardless of symptoms

Answer

Applying topical permethrin cream only to the visibly affected areas of skin

Answer

Prescribing a course of oral antibiotics to prevent secondary infection

Answer

Washing all bed linen and clothing in cold water with standard detergent

Question 5

A 35-year-old intravenous drug user presents to the emergency department with a 2-day history of a severely painful, swollen, and warm right knee, accompanied by a fever of 38.8°C. He is unable to bear weight on the leg. Which of the following investigations is the most critical for establishing a definitive diagnosis of septic arthritis?

Accepted Answer

Synovial fluid analysis and culture

Answer

Plain radiograph of the knee

Answer

Serum C-reactive protein (CRP) and Erythrocyte Sedimentation Rate (ESR)

Answer

Blood cultures

Question 6

A 72-year-old retired farmer presents with a slowly growing lesion on his nose that has been present for over a year and occasionally bleeds. Which of the following descriptions is most characteristic of a nodular basal cell carcinoma?

Accepted Answer

A pearly, translucent papule with telangiectasia and a rolled border

Answer

A rapidly growing, ulcerated nodule with a central keratin core

Answer

A flat, scaly, erythematous patch on a sun-exposed area

Answer

An irregularly pigmented macule with significant colour variation