Respiratory

Question 1

Cause of cavitating lung disease in cystic fibrosis

Answer 1

Staph. aureus

Question 2

Interstitial widening by broad bands of fibrous tissue on lung biopsy

Answer 2

Idiopathic pulmonary fibrosis

Question 3

Lobular pleural thickening on CT

Answer 3

Mesothelioma

Question 4

Headache + fever + dry cough

Answer 4

Mycoplasma/Chlamydophila pneumoniae pneumonia

Question 5

Diarrhoea + fever + dry cough

Answer 5

Legionella pneumophila pneumonia

Question 6

Pneumonia associated with Guillain-Barré syndrome

Answer 6

Mycoplasma pneumoniae pneumonia

Question 7

Apical bronchogenic carcinoma

Answer 7

Pancoast tumour

Question 8

Cancer associated with Horner’s syndrome and wasting/weakness of hand muscles

Answer 8

Pancoast tumour

Question 9

Pneumonia associated with unprotected sex

Answer 9

Pneumocystis carinii pneumonia

Question 10

Cysts on toludine blue stain

Answer 10

Pneumocystis carinii pneumonia

Question 11

Several episodes of niggling pleuritic chest pain

Answer 11

Pulmonary embolism

Question 12

Vague central chest pain + palpitations + weight loss + malaise + dyspnoea + cough + bruise-like rash on shins

Answer 12

Sarcoidosis

Question 13

Uveitis

Answer 13

Sarcoidosis

Question 14

Non-caseating granulomas

Answer 14

Sarcoidosis

Question 15

Hypervolaemic hyponatraemia + myalgia + hyporeflexia + ataxia + lethargy/confusion/coma

Answer 15

SIADH

Question 16

Cancer associated with hypercalcaemia

Answer 16

Squamous cell carcinoma

Question 17

Early morning headaches + facial congestion + distended veins + blackouts

Answer 17

SVC syndrome

Question 18

Post-MVA ventilation leading to dyspnoea + distended neck veins + tachycardia + hypotension

Answer 18

Tension pneumothorax

Question 19

Pleuritic chest pain + tender lump on chest

Answer 19

Tiezte’s syndrome

Question 20

Weight loss + malaise + fever + night sweats + cough after immunosuppression

Answer 20

Tuberculosis

Question 21

Peripheral calcified nodule on CXR

Answer 21

Tuberculosis

Question 22

Colonies on Löwenstein-Jensen medium

Answer 22

Tuberculosis

Question 23

Atypical pneumonia with cold agglutinin

Answer 23

Mycoplasma pneumoniae pneumonia

Question 24

Oat cells

Answer 24

Small cell lung cancer

Question 25

Rash after amoxicillin for suspected strep throat

Answer 25

EBV

Question 26

Atypical mononuclear cells

Answer 26

EBV

Question 27

Rust-coloured sputum

Answer 27

Strep. pneumoniae pneumonia

Question 28

Voluminous watery sputum

Answer 28

Adenocarcinoma

Question 29

Fever + red tonsils with white exudate

Answer 29

Strep throat

Question 30

Boat-shaped cysts

Answer 30

Pneumocystis carinii pneumonia

Question 31

Fluffy eosinophilic exudate on lung biopsy

Answer 31

Pneumocystis carinii pneumonia

Question 32

Four-fold rising titre between acute and convalescent serology

Answer 32

Legionella pneumophila pneumonia

Question 33

High fever + malaise + mylagia + non-productive cough treated with erythromycin

Answer 33

Legionella pneumophila pneumonia

Question 34

Pus cells on sputum microscopy + mixed oral flora on culture

Answer 34

Aspiration pneumonia

Question 35

Urinary antigen

Answer 35

Legionella pneumophila pneumonia

Question 36

Fever + dull percussion/vocal resonance after treatment of pneumothorax

Answer 36

Empyema

Question 37

Diarrhoea + confusion + normal WCC with relative lymphopenia

Answer 37

Legionella pneumophila pneumonia

Question 38

Dyspnoea + tingling of fingers and around mouth

Answer 38

Anxiety-related hyperventilation

Question 39

Cough + weight loss + arm pain

Answer 39

Pancoast tumour

Question 40

Eggshell calcification of hilar nodes on CXR

Answer 40

Silicosis

Question 41

Post-influenza pneumonia

Answer 41

Staph. aureus

Question 42

Chest infection after infliximab

Answer 42

TB reactivation

Question 43

Golden S sign

Answer 43

Right upper lobe collapse (due to obstructing lung mass)

Question 44

Tracheal deviation after choking

Answer 44

Foreign body aspiration

Question 45

Pneumonia + red papules on dorsum of hands

Answer 45

Mycoplasma pneumoniae pneumonia (erythema multiforme)

Question 46

Pneumonia in IVDU

Answer 46

Staph. aureus

Question 47

Farmer working with mouldy hay

Answer 47

Extrinsic allergic alveolitis

Question 48

Pneumonia in COPD patient

Answer 48

Haemophilus influenzae

Question 49

Salt-and-pepper chromatin

Answer 49

Small cell lung cancer

Question 50

Dyspnoea + bounding pulse

Answer 50

Acute CO2 retention