SDMS CME Credit – The Effect of Smoking,Gender,Age,and Body Mass Index on the Measurements of the Portal Vein Diameter

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Authors: Mahmoud S. Babiker, PhD, Yasser Awad Alharbi, BSc, Amjad Abdullah Alruwaythi, BSc, and Waleed Abbad Alamri, BSc

Category: Vascular Technology [VT]

Credit: 0.75 SDMS CME Credit

Objectives: After studying the article, you should be able to:

• Identify clinical conditions associated with portal hypertension.

• Recall the variables that show a statistically significant association with the diameter of the portal vein.

• Recognize complications of portal hypertension.

1. Which of the following clinical conditions could be considered portal-hypertension related?

2. B. Obstruction of the common hepatic duct

3. C. Calcification of the superior mesenteric artery

4. D. Cirrhosis of the liver

Of the ratios shown between the portal vein (PV) and hepatic artery (HA), which is closest to the actual blood supply to the liver?

A. 50:50 (PV/HA)

B. 25:75 (PV/HA)

C. 75:25 (PV/HA)

D. 90:10 (PV/HA)

Complications related to portal hypertension may result from which of the following?

A. Hepatic varicoceles

B. Occlusion of the extrahepatic portal and splenic veins

C. Pancreatic hypertrophy

D. Cholelithiasis

The normal upper limit of the PV diameter measured before the bifurcation is _______.

A. 4 mm

B. 9 mm

C. 13 mm

D. 1.5 cm

Table 2 compares descriptive statistics of smokers and non-smokers. Among the 113 people in the sample, the greatest differences occurred among ____________.

A. The mean ages of smokers and non-smokers.

B. The minimum PV diameters of smokers and non-smokers.

C. The maximum BMI of smokers and non-smokers.

D. The std deviation between the age of smokers and non-smokers.