Pituitary-5

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Topic: pituitary-5

Posted on: November 24, 2016

Patient no 2
A 29 years old male is being investigated for infertility along with his female
partner. He has no history of loss of libido, impotence or galactorrhea. His
routine biochemical tests were also normal. His hormonal profile revealed:

• Serum Testosterone: 755 ng/dl (260-1000)
• Serum LH: 5 mIU/ml (1-8)
• Serum FSH: 4 mIU/ml (1-6)
• Prolactin: 38 ng/ml (5-20)
• On a repeat sample similar level of prolactin was found

1. Name ONE important biochemical cause of high prolactin, you will like to
   rule out in this patient.
2. Name ONE laboratory procedure to confirm this cause
3. Macroprolactinaemia
4. Treatment of the sample with polyethylene glycol prior to analysis

Ref No 2
Macroprolactinemia: Diagnostic, Clinical, and Pathogenic Significance
Clinical and Developmental Immunology
Volume 2012, Article ID 167132, 7 pages

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