A patient with erythrocytosis may develop symptoms of hyperviscosity.
Central neurologic changes:
(1) headache
(2) depressed mentation, slow thinking
(3) faintness, dizziness, lightheadedness
(4) fatigue or lethargy
Changes in vision and/or hearing:
(1) blurred vision
(2) amaurosis fugax
(3) tinnitus
Peripheral findings:
(1) paresthesias
(2) myalgia
(3) muscle weakness
(4) chest and/or abdominal pain
A patient with erythrocytosis and one or more of these findings should be evaluated for hyperviscosity.
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Specialty: Hematology Oncology, Clinical Laboratory
ICD-10: ,
