Data Interpretation

Question 1

Normal pH range?

Answer 1

7.35-7.45

Question 2

Normal PaO2?

Answer 2

11-13kPa

Question 3

Normal PaCO2?

Answer 3

4.7-6.0

Question 4

Normal HCO3?

Answer 4

24-30

Question 5

Normal Anion Gap?

Answer 5

12-16

Question 6

CA-125 Marker asscociation?

Answer 6

Ovarian Tumor

Question 7

Calcitonin Marker Association?

Answer 7

Medullary Thyroid Cancer

Question 8

CA-19-9 Marker Association?

Answer 8

Pancreatic Tumor

Question 9

CEA Marker Association?

Answer 9

Colorectal Tumor

Question 10

Alpha Fetoprotein (AFP) Association?

Answer 10

Heppatocellular Carcinoma

Testicular Terratoma

Question 11

M Protein Association?

Answer 11

Multiple Myeloma

Question 12

Peritoneal Fluid Analysis (Protein <25g/L)

Answer 12

Transudative
* Cirrhosis
* Heart Failure
* Hypoalbinemia
* Nephrotic Syndrome

Question 13

Peritoneal Fluid Analysis (Protein >25g/L)

Answer 13

Exudative
- Interparitoneal Malignancy - Glucose Low
- Infection Intraperitoneally- WCC >250 Spontaneous Bacterial Peritonitis (SBP)
- Pancreatitits -Amylase High

Question 14

AST/ALT Raised?

Answer 14

Hepatocelluar Damage

Paracetamol overdose (Also elevated INR and U&Es + High Anion Gap Metabolic Acidosis)

Question 15

ALP/GGT Raised?

Answer 15

Colestasis

Question 16

Commonest causes of High Anion Gap Metabolic Acidosis?

Answer 16

Ketoacidosis

Lactic Acidosis

Renal Failure