FCPS Part 1 Radiology MCQs by Subject: Pharmacology, Biochemistry, Microbiology & Forensic Medicine

HighYield's FCPS Part 1 Radiology bank already covers Anatomy, Pathology, Physiology and every regional imaging subject — Neuroradiology, Chest, Musculoskeletal, Cardiovascular, GI, GU, Pediatric, Head & Neck, Breast Imaging and Radiation Physics & Safety. Pharmacology, Biochemistry, Microbiology and Forensic Medicine, together about 15% of the bank, are the subjects still without a dedicated post. Below is a sample across all four.

Pharmacology

1. The strongest predictor of a hypersensitivity reaction to iodinated contrast media is:

• A) A known shellfish allergy
• B) A prior reaction to contrast media ✅
• C) A vegetarian diet
• D) Use of non-ionic contrast

Biochemistry

2. Gadolinium-based MRI contrast agents carry a well-documented risk in patients with severe renal impairment, specifically:

• A) Contrast-induced nephropathy
• B) Nephrogenic systemic fibrosis ✅
• C) Metabolic acidosis
• D) Hyperkalemia

Microbiology

3. An old, healed tuberculous cavity in the upper lobe is most classically secondarily colonized by:

• A) Aspergillus, forming a mycetoma (fungus ball) ✅
• B) Pseudomonas aeruginosa
• C) Candida albicans
• D) Streptococcus pneumoniae

Forensic Medicine

4. On an infant's skeletal survey, multiple posterior rib fractures at different stages of healing are highly suspicious for:

• A) Osteogenesis imperfecta
• B) Non-accidental injury (child abuse) ✅
• C) Rickets
• D) Birth trauma alone

Prepare with HighYield

HighYield's FCPS Part 1 Radiology question bank covers every subject in the paper with full explanations. For past papers and how to use them, see our FCPS Radiology past papers guide. Your first 20 questions are free.