Occult Blood ans Pregnancy Testing

Question 1

How can large amounts of fecal blood be readily identified?

Answer 1

Macroscopically

Question 2

What colors will you see in lower and upper GI tract bleeds?

Answer 2

Lower: bright red

Upper: dark red or mahogany

Question 3

Fecal blood is a early symptom of what condition?

Answer 3

Colorectal cancer

Question 4

Early detection of color cancer decreases mortality by what percentage?

Answer 4

15-35%

Question 5

Prior to stool collection, patients must go on what kind of diet?

Answer 5

Meat free and high fiber diet (lettuce, corn, bran) for 3 days.

Question 6

Where do you collect a stool sample from?

Answer 6

The center.

Question 7

How many drops of developer do you put on the fecal occult slide?

Answer 7

2 drops

Question 8

A positive fecal occult reaction is indicated by what color?

Answer 8

Blue

Question 9

Urine or serum pregnancy tests detect what hormone?

Answer 9

Human Chorionic Gonadotropic

Question 10

HCG is a hormone produced by ____ and is important for what reason?

Answer 10

The placenta.

It is essential for maintaining pregnancy.

Question 11

HCG can be detected in what other conditions?

Answer 11

Trophoblastic tumors in men

Beginning of menopause

Cyst like moles (hydatidiform)

Question 12

HCG assay levels are assessed for what other conditions than normal pregnancy?

Answer 12

Ectopic pregnancy

Threatened, incomplete, or complete abortion

Question 13

What type of test is HCG? (Quantitative or Qualitative)

Answer 13

Quantitative

Question 14

Quantitative HCG is used to assess what conditions?

Answer 14

Estimate gestational age.

Diagnose very early pregnancy.

Question 15

Quantitative HCG is requested in conjunction with ____ to manage ectopic pregnancy.

Answer 15

Serum progesterone.