Pathology EMQ template

YourName: Peiqi Su

YourIdentifier:

Theme:Sodium Handling

OPTION LIST

A	Primary Hypothyroidism	I	Decrease
B	Diuretics	J	Increase
C	Cirrhosis	K	Remain unchanged
D	Addison’s disease	L	Hypovolaemic
E	Diarrhoea	M	SIADH
F	Chronic renal failure	N	Hypervolaemic
G	IV fluid administration	O	Diabetes insipidus
H	Euvolaemic	P	Conn’s syndrome

For each scenario below, choose the most appropriate answer from the list above. Each option may be used once, more than once or not at all.

1. A 68-year-old woman presents with confusion, drowsiness and clonic jerks. Her sodium is 120mmol/L, potassium 4.5mmol/L and chloride and bicarbonate are normal. Thyroid function tests are unremarkable. Her clinical picture is best explained by

2. Before exercise, an athlete’s plasma osmolality is 275mOsm/kg. She starts sweating profusely on exertion. Her ADH levels will

3. Normal saline is administered to a healthy adult. The plasma osmolality will

4. Hyponatraemia in a dehydrated patient with urine sodium below 10mmol/L is likely to result from

5. Patients with SIADH are clinically

ANSWERS

1. D

2. J

3. K

4. E

5. H