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 between these observations and the patient’s recent surgery.

b. What tests could be performed to further evaluate the patient’s infertility?

c. Briefly explain the different interpretations offered by these two tests.

d. State three ways in which a positive result on these tests could be affecting male fertility.

2. A yellow-colored semen specimen is received in the laboratory. The analysis is normal except for decreased sperm motility. Explain the possible connection between the two abnormal findings

3. Abnormal results of a semen analysis are volume = 1.0 mL and sperm concentration = 1 million/mL. State a nonpathologic cause of these abnormal results.

Q 48

1. A semen specimen with normal initial appearance fails to liquefy after 60 minutes.

a. Would a specimen pH of 9.0 be consistent with this observation? Why or why not?

b. State three chemical tests that would be of value in this analysis.

c. How does this abnormality affect fertility?

2. A specimen is delivered to the laboratory with a request to determine if semen is present. a. What two chemical tests could be performed on the specimen? b. What additional examination could be performed on the specimen?

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….

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….