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{{WBRQuestion
{{WBRQuestion
|ExamType=USMLE Step 1
|MainCategory=Endocrinology
|MainCategory=Endocrinology
|SubCategory=Pharmacology
|SubCategory=Pharmacology

Revision as of 20:41, 13 December 2012

 
Author PageAuthor::
Exam Type ExamType::USMLE Step 1
Main Category MainCategory::Endocrinology
Sub Category SubCategory::Pharmacology
Prompt [[Prompt::A 23-year-old woman comes to your office with symptoms of depressive episodes, insomnia, and decreased appetite. She also reports episodes of excited mood and euphoria. You recognize her disorder as likely bipolar in nature and refer her to a psychiatrist in the area. After 2 months, she returns to your office and states her symptoms of mood swings as well as very high and low periods of excitation have improved after her psychiatrist placed her on medication, although she can't remember the name. However, she does complain of recent menstrual irregularities, constipation, and fatigue. What medication was likely used to control her bipolar type symptoms?]]
Answer A AnswerA::Carbamazepine (Tegretol).
Answer A Explanation AnswerAExp::
Answer B AnswerB::Gabapentin (Neurontin).
Answer B Explanation AnswerBExp::
Answer C AnswerC::Venlafaxine (Effexor).
Answer C Explanation AnswerCExp::
Answer D AnswerD::Amitriptyline.
Answer D Explanation AnswerDExp::
Answer E AnswerE::Lithium (Lithobid).
Answer E Explanation AnswerEExp::
Right Answer RightAnswer::E
Explanation [[Explanation::This patient has likely been placed on lithium (Lithobid) for mood stabilization, one side effect of which is hypothyroidism that can not only be counterproductive to therapy but also cause for discontinuation of the medication.

Educational Objective:
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