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491 Possible Causes for Fixed Pupils

  • Botulism

    pupils Extremely dry mouth unrelieved by drinking fluids Generally, botulism progresses as follows: Preceding or following the onset of paralysis are nonspecific findings[] Therefore, the classical diagnostic pentad of botulism (dry mouth, nausea, vomiting, dysphagia, diplopia, fixed dilated pupils) may be of limited sensitivity in single cases[] […] botulism Wound botulism Signs and symptoms More than 90% of patients with botulism have 3-5 of the following signs or symptoms: Nausea Vomiting Dysphagia Diplopia Dilated/fixed[]

  • Mydriasis

    A 35-year-old female doctor presented to eye casualty with blurred vision and bilateral, fixed, dilated pupils.[] A fixed dilated pupil in an awake patient is NOT due to herniation.[] Relatively little is known about the effect of topical administration of calcium channel blockers in humans. (1) To describe prolonged fixed pupil dilation resulting from[]

  • Brain Death

    A 28-year-old man was admitted following a road traffic accident with a Glasgow Coma Score (GCS) of 3/15 and fixed pupils.[] Reflexes include pupillary response (fixed pupils), oculocephalic reflex , corneal reflex , no response to the caloric reflex test , and no spontaneous respirations .[] On day three his Glasgow Coma Scale score was 3/15, with fixed dilated pupils.[]

  • Brain Stem Herniation

    The result is usually fatal. [9] Other symptoms of this type of herniation include small, fixed pupils with [10] paralysis of upward eye movement giving the characteristic[] Hyperventilation or Cheyne-Stokes Absent (eyes fixed) Decerebrate posturing, or nothing Lower pons and medilla Both pupils fixed and unreactive Apnoea Absent (eyes fixed)[] […] travelling to the pupil; thus the pupils are midposition (medium size) and fixed (no light reflex in either pupil). 4.[]

  • Berry Aneurysm

    Immediately after reduction of the cerebrospinal fluid volume, arterial hypertension was noticed—the right pupil was mydriatic and fixed.[]

  • Hypernatremia

    The groups were similar except for lower GCS (p 0.002) and increased incidence of fixed pupil(s) on admission in both hypernatremia groups (p 0.001).[] Logistic regression analyses of patient characteristics and sTBI interventions demonstrated that hypernatremia was independently associated with the presence of fixed pupil[] pupils or those with central diabetes insipidus were excluded (p 0.001).[]

  • Anticholinergic Toxicity

    pupils, and pronounced delirium.[] All five patients presented with classic signs and symptoms of anticholinergic toxicity, which included tachycardia, hot, dry and flushed skin, markedly dilated and fixed[]

  • Carotid Artery Dissection

    A 38-year-old Sri Lankan female presented with sudden onset severe headache, fixed dilated pupil, complete ptosis and ophthalmoplegia on the right side.[]

  • Cavernous Sinus Thrombosis

    Patient had conductive hearing loss on left ear with loss of direct and consensual light reflexes in the same eye with dilated and fixed pupil.[] A 25-year-old male with a history of a nasal furuncle presents with an acute onset of fixed and dilated pupils, bilateral exophthalmos, hemorrhagic chemosis, elevated intraocular[]

  • Orbital Floor Fracture

    Trauma to the pupillary fibers can occur during repair of orbital floor fracture resulting in a fixed and dilated pupil.[]

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