Pathology EMQ.

Name: Ellie Stewart

Theme: Sodium Handling

OPTION LIST

A	Addison’s Disease	I	Diuretic
B	Cardiac Failure	J	Grave’s Disease
C	Cirrhosis	K	Hypothyroidism
D	Conn’s Syndrome	L	Lung Cancer
E	Cranial Diabetes Insipidus	M	Nephrogenic Diabetes Insipidus
F	Cushing’s Disease	N	Pneumothorax
G	Cushing’s Syndrome	O	Pretibial Myxoedema
H	Diabetes Mellitus	P	SIADH

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 53 year old woman presents with a serum Na of 129mmol/L, and complains of recent weight gain and ‘problems with her bowels’.

2. A 27 year old man presents with polyuria and polydipsia after an operation to remove a benign brain tumour. His serum Na is 149mmol/L.

3. A 72 year old woman presents to the GP with ‘dizziness on standing up’, serum Na is 133mmol/L and serum K is 5.5mmol/L.

4. A 60 year old man with a 45 pack-year smoking history presents with a serum Na of 130mmol/L. He is euvolaemic and both TFTs and short synacthen test results were normal.

5. A 65 year old man presents with increasing shortness of breath and serum Na 125mmol/L. On examination there are bibasal crackles in the chest, and you also note clubbing, jaundice and gynaecomastia.

ANSWERS

1. K

2. E

3. A

4. P

5. C