AMC MCQ - Australian Medical Council Multiple Choice Questions Amc Mcq/Questions/Practice 1

Question 1

A 45-year-old woman presents with a 3-month history of fatigue, weight gain, constipation, and cold intolerance. Her TSH is 18 mIU/L and free T4 is low. What is the most appropriate initial treatment?

Accepted Answer

Levothyroxine

Answer

Carbimazole

Answer

Prednisolone

Answer

Radioactive iodine

Question 2

A 72-year-old woman with hypertension and atrial fibrillation is brought in confused and unable to speak. CT head is normal. Her symptoms began 90 minutes ago. What is the most appropriate next step?

Accepted Answer

IV tissue plasminogen activator (tPA)

Answer

Aspirin 300 mg orally

Answer

Urgent MRI brain

Answer

Anticoagulation with heparin

Question 3

A 30-year-old man presents with painless, firm swelling of the left testis. Serum alpha-fetoprotein is markedly elevated. What is the most likely diagnosis?

Accepted Answer

Yolk sac tumour (non-seminomatous germ cell tumour)

Answer

Classical seminoma

Answer

Epididymo-orchitis

Answer

Testicular torsion

Question 4

A 55-year-old man with type 2 diabetes and an eGFR of 28 mL/min/1.73m² is found to have a serum potassium of 6.1 mmol/L and no ECG changes. Which medication should be started as the priority initial management?

Accepted Answer

Insulin and dextrose infusion

Answer

Calcium resonium (sodium polystyrene sulfonate)

Answer

IV calcium gluconate

Answer

Sodium bicarbonate infusion

Question 5

A 3-year-old child presents with a purpuric, non-blanching rash, fever of 39.5°C, and neck stiffness. She appears unwell and drowsy. What is the most critical immediate action?

Accepted Answer

IV benzylpenicillin

Answer

Lumbar puncture

Answer

Blood cultures then await results

Answer

CT head before any treatment

Question 6

A 28-year-old woman at 10 weeks gestation presents with severe nausea, vomiting, a uterus larger than expected for dates, and serum beta-hCG of 350,000 IU/L. Ultrasound shows a snowstorm appearance with no fetal parts. What is the most likely diagnosis?

Accepted Answer

Complete hydatidiform mole

Answer

Partial hydatidiform mole

Answer

Twin pregnancy

Answer

Choriocarcinoma