Describe the appearance of the stool specimens if steatorrhea is present.

1. Laboratory studies are being performed on a 5-year-old boy to determine whether there is a metabolic reason for his continued failure to gain weight. In addition to having blood drawn, the patient has a sweat chloride collected, provides a random stool sample, and is asked to collect a 72-hour stool sample.

a. How can the presence of steatorrhea be screened for by testing the random stool sample?

b. How does this test distinguish among neutral fats, soaps, and fatty acids? c. What confirmatory test should be performed?

d. Describe the appearance of the stool specimens if steatorrhea is present.

e. If a diagnosis of cystic fibrosis is suspected, state two screening tests that could be performed on a stool specimen to aid in the diagnosis.

f. State a possible reason for a false-negative reaction in each of these tests.

g. What confirmatory test could be performed?

find the cost of your paper

Explain the different interpretations offered by these two tests.

1. A semen analysis on a vasovasostomy patient has a normal sperm concentration; however, motility is decreased, and clumping is observed on the wet preparation. a. Explain the possible connection….

Describe the tubes into which the fluid would be routinely placed.

1. A 50-year-old man presents in the emergency department with severe pain and swelling in the right knee. Arthrocentesis is performed and 20 mL of milky synovial fluid is collected…..

Name an additional test that could provide more diagnostic information.

1. Microscopic screening of a stool from a patient exhibiting prolonged diarrhea shows increased fecal neutrophils and normal qualitative fecal fats and meat fibers. a. What type of diarrhea do….