Pathology EMQ template.

Name: Sami Abu Wardeh

Candidate number: 00522901

Theme: Acid-base handling

OPTION LIST

A	Diabetic Ketoacidosis	I	Metabolic acidosis
B	Hypercapnia	J	Metabolic alkalosis
C	Hyperkalaemia	K	Mixed respiratory and metabolic acidosis
D	Hyperoxaemia	L	Mixed respiratory and metabolic alkalosis
E	Hypocapnia	M	Respiratory acidosis
F	Hypokalaemia	N	Respiratory alkalosis
G	Hypoxia	O	Scorpion bites
H	Lactate dehydrogenase	P

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.

Normal ranges: pH 7.35-7.45, H+ 35-46, pCO2 4.7-6.0, pO2 10.0-13.3, HCO3 22-30

1. This is a cause of metabolic alkalosis

2. Chronic obstructive pulmonary disease can cause this

3. pH 7.6, H+ 30, pCO2 4.0, pO2 15.0, HCO3 40

4. pH 6.3, H+ 120, pCO2 9.8, pO2 30.0, HCO3 14

5. Free divers achieve this state by hyperventilating to reduce their respiratory drive

ANSWERS

1. F

2. M

3. J

4. K

5. E