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What is the recommended evaluation and treatment for elevated serum prolactin?

The Journal of Family Practice. 2005 October;54(10):897-901
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Williams Textbook of Endocrinology includes the recommendations above and advises seeking consultation for patients with mass effects of macroadenomas such as visual field loss, cranial nerve palsy, or headaches; for patients with progressive elevation of SPL despite medical treatment; and for pregnant women.4 Conventional antipsychotic agents are commonly associated with elevated prolactin due to dopamine agonist activity. Some atypical antipsychotics may lead to lower levels of elevated prolactin, transient elevations or marked elevations.10 Experts recommend following serial SPLs, if antipsychotics are truly needed. Psychiatric consultation may assist in making decisions about medication selection. Patients with symptoms (galactorrhea, amenorrhea, headaches, visual disturbances, sexual dysfunction) or levels of 200 or more, should undergo an MRI or CT. Experts recommend monitoring levels every 1 to 3 months.1

TABLE
Physiologic, pharmacologic, and pathologic causes of an elevated serum prolactin level1

PHYSIOLOGIC
Pregnancy
Ectopic pregnancy
Lactation
Nipple stimulation
Stress
Sleep disorder
PHARMACOLGIC
Dopamine receptor antagonists: phenothiazines, butyrophenones, thioxanthene, risperidone, metoclopramide, sulpiride, pimozide
Dopamine-depleting agents: α-methyldopa, reserpine
Hormones: estrogens, antiandrogens
Others: danazol, isoniazid, verapamil, cyproheptadine, opiates, H2-blockers (cimetidine), cocaine and marijuana, tricyclic antidepressants
PATHOLOGIC
Acromegaly
Alcoholic cirrhosis
Chest wall trauma or tumor
Herpes zoster
Hypothalamic and pituitary stalk disease
Hypothyroidism
Pituitary tumors: prolactinomas, adenomas
Polycystic ovarian syndrome
Renal failure
Sarcoidosis