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13 Possible Causes for Focal Polymorphic Delta Slowing, Hemiparesis, Nystagmus

  • Stroke

    SSEH presenting as a hemiparesis is less common and in such situations, it can be mistaken for a cerebrovascular accident (CVA).[] In some cases, focal slow activity may presents as focal and irregular slow activity in the delta frequency, receiving the designation of polymorphic delta activity (PDA)[] The first patient (female, 50 years old) had dysarthria, nystagmus and trunk ataxia on admission. Her blood alcohol level was 2.3‰.[]

  • Cerebral Hemorrhage

    During the course of illness, the patient had an acute cerebral hemorrhage, which manifested with hemiparesis, dysarthria, and pathologic crying.[] The symptomatology of the cases with saltatory evolution had subacute onset, in 1-3 days, with hypotonia, nystagmus and posture disorders.[] Two days after the surgery, he developed left hemiparesis. CT scans showed a large cerebral hemorrhage on the right temporal lobe with midline shift by brain metastases.[]

  • Brain Abscess

    The patient presented with right-sided homonymous hemianopsia and right hemiparesis. Emergent surgical drainage was performed and antibiotics were administered.[] The patient may also have spontaneous nystagmus. Dysdiadokinesis is also positive in these patients.[] […] here brain abscesses caused by Nocardia beijingensis in a 59-year-old-Thai male with human immunodeficiency virus (HIV) infection presenting with progressive right sided hemiparesis[]

  • Transient Ischemic Attack

    A 71-year-old female presented to the emergency department with 2 episodes of transient right hemiparesis in 5 hours.[] […] is usually peripheral in nature, whereas vertical, pure torsional and/or bidirectional nystagmus, limb ataxia and pinprick sensation asymmetry are usually central Dix Hallpike[] Posterior circulation† Nystagmus Vertigo (spinning sensation) Disconjugate gaze If subtle, blurry or double vision Homonymous visual-field cut Inability to see well, especially[]

  • Traumatic Brain Injury

    Hemiparesis and aphasia usually resolve at least partially, except in the elderly.[] Appetite changes Partial or total loss of vision Weakness of eye muscles and/or double vision (diplopia) Blurred vision Problems judging distance Involuntary eye movements (nystagmus[] Hinoki MTerayama K Physiological role of neck muscles in the occurrence of optic eye nystagmus: relationship of optic head nystagmus to optic eye nystagmus in case of procanization[]

  • Brain Neoplasm

    Supratentorial tumors in children are more commonly associated with seizures, hemiparesis, visual field cuts, speech difficulties, and intellectual disturbance.[] […] hemianopia or partial visual field deficits Anosmia may occur with frontal lobe tumors Brainstem and cerebellar tumors induce cranial nerve palsies, ataxia, incoordination, nystagmus[] In the postictal state, she had a mild expressive aphasia, mild right hemiparesis, and diminished sensation over the right side of the face.[]

  • Malignant Glioma

    A few days after the operation, the level of consciousness gradually worsened and left hemiparesis developed.[] Facial sensory loss and a primary-position, upbeating nystagmus may be seen.[] The elder brother presented with right hemiparesis and hemihypesthesia at 14-year-old.[]

  • Ischemic Stroke

    The patient arrived with a hemiparesis, central facial palsy, and dysarthria.[] He was diagnosed with acute ischemic stroke with cranial nerve 7 palsy (with right hemiparesis), acute on chronic kidney disease precipitated by dehydration and ACE inhibitor[] A 71-year-old woman presented with new-onset aphasia and hemiparesis of the right side of her body.[]

  • Migraine

    We describe a 13-year-old girl suffering from migraine with aura presenting with headache, right-sided hemiparesis and encephalopathy.[] Optokinetic after-nystagmus (OKAN) is commonly symmetrically prolonged.[] If hemiparesis is always on the same side, consider a vascular abnormality.[]

  • Postictal State

    In some cases, the symptoms are even more pronounced and dramatic, and may even involve severe weakness or paralysis of a limb or one side of the body (hemiparesis), odd sensations[] Side effects: drowsiness, ataxia, nystagmus, respiratory depression. Tegretol (carbamazepine). a.[] He declared a hemiparesis following all his seizures as postictal phenomena with full recovery.[]

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