| Clinical symptoms are related to hypokalemia and hypertension, and may include weakness, paresthesias, cramps, tetany, fatigue, headache, and visual disturbances. |
| Other symptoms of polycythemia vera include headaches, transient neurologic or ocular complaints, and paresthesias. |
| In patients with carpal tunnel syndrome, pain and paresthesias may radiate to the forearm, elbow, and shoulder. |
| Other potential symptoms include acusis, synesthesia, tactile paresthesias, illusions, distortions of body image, derealization, depersonalizations, and mood disturbances. |
| Neurofibromas and myofibromas produce slowly progressive arm monoparesis that may be associated with shoulder paresthesias. |
| The diagnosis usually is not suspected until the neurological symptoms, including cognitive impairment, pain and paresthesias, dysarthria, and gait abnormalities, appear. |
