What caused heart murmur in this 39-year-old man with fever, confusion, and arm weakness? (A Case in Point)

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Date: Jan. 2003
From: The Journal of Critical Illness(Vol. 18, Issue 1)
Publisher: CMP Medica, LLC
Document Type: Article
Length: 994 words

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Sometimes, a convoluted course to diagnosis confronts us. In this case report and review, the authors describe a sequence of presumptive diagnoses that moved from stroke to motor vehicle accident with possible concussive head injury, to bacterial meningitis, to unilateral CNS lesions, finally settling on the heart. The diagnostic importance of following all leads through to their conclusion is exemplified.

THE CASE

A 39-year-old man is brought to the emergency department (ED) after his car struck a tree. He experienced a transient loss of consciousness with a 3-minute episode of retrograde amnesia at the scene of the accident, despite wearing a seat belt and shoulder harness. He was disoriented to date and place.

Now, in the ED, his pulse rate is 98 beats per minute; respiration rate, 20 breaths per minute; and blood pressure, 140/90 mm Hg. Temperature is not recorded. He complains of occipital headache and numbness and tingling in his left arm. He has a 3-cm tender area in the occipital scalp; there is no swelling or bony depression. Grip in the left hand and flexion and extension of the left forearm are weak. His left arm demonstrates a mild pronator drift; sensory testing reveals diminished sensation in the arm. His speech is slow, and he is unable to relate the history of the crash. Heart, lungs, and abdomen are normal.

He began having problems with his left arm 2 weeks earlier. He also had difficulty in walking and seemed confused. He was examined in the...

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Gale Document Number: GALE|A97113784