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14 Possible Causes for Confusion, Focal Polymorphic Delta Slowing

  • Stroke

    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)[scielo.br] The symptoms of a stroke include sudden numbness or weakness, especially on one side of the body; sudden confusion or trouble speaking or understanding speech; sudden trouble[ninds.nih.gov] It is frequently confused with peripheral nerve system (PNS) pathologies; misdiagnosis may delay identification of the etiology and treatment of stroke.[ncbi.nlm.nih.gov]

  • Transient Ischemic Attack

    They happen suddenly, and include Numbness or weakness, especially on one side of the body Confusion or trouble speaking or understanding speech Trouble seeing in one or both[nlm.nih.gov] Compared with neurologists, GPs considered "confusion" and "unexplained fall" more often compatible with TIA and "lower facial palsy" and "monocular blindness" less often[ncbi.nlm.nih.gov]

  • Migraine

    A middle-aged man presented with intermittent episodes of a brief sensation of explosion in the head, visual flashing, vertigo, hearing loss, tinnitus, confusion, ataxia,[ncbi.nlm.nih.gov] The ACC plays an important role in the frontal attentional control system and acute confusion.[ncbi.nlm.nih.gov] Confusion. Lack of co-ordination. New-onset cluster headache.[patient.info]

  • Cerebral Hemorrhage

    Doctors: Sharon stroke caused by bleeding in the brain • Sudden numbness or weakness of the face, arms or legs • Sudden confusion or trouble speaking or understanding others[cnn.com] They include headache, weakness, confusion, and paralysis, particularly on one side of your body.[healthline.com] […] and include the following: A sudden headache Steadily increasing neurologic losses, such as weakness, inability to move (paralysis), numbness, loss of speech or vision and confusion[web.archive.org]

  • Brain Neoplasm

    (33%), motor deficits in 3 (33%), language difficulties in 2 (22%), sensory deficits in 2 (22%), visual field deficits in 2 (22%), psychiatric manifestations in 2 (22%), confusion[thefreelibrary.com] Confusion. Personality changes. Symptoms related to hormonal changes if you have a pituitary tumour. These symptoms tend to develop gradually.[patient.info] […] and more severe New onset of seizures Gradual loss of sensation or movement in an arm or a leg Difficulty with balance Difficulty speaking Personality or behavior changes Confusion[barrowneuro.org]

  • Brain Abscess

    The independent factor associated with death outcome identified by multivariate analysis was confusion (odds ratio 7.67, 95% CI 1.95-30.14; p   0.003).[ncbi.nlm.nih.gov] A 49-year old man with mild psoriasis presented with a two-week history of gait changes, generalized weakness and a two-day history of headaches, aphasia and confusion.[ncbi.nlm.nih.gov] On the seventh day post-surgery, she presented a sudden neurological deterioration with a meningeal syndrome, confusion, and fever of 39.8 C.[ncbi.nlm.nih.gov]

  • Malignant Glioma

    General symptoms include headache, confusion, change in personality, nausea, loss of balance or coordination, memory loss, blurred vision or other visual abnormalities, and[britannica.com] However, the patient became drowsy and confused because of malignant hypercalcemia (serum calcium of 15,5 mg/dl).[hindawi.com] Common signs and symptoms of gliomas include: Headache Nausea or vomiting Confusion or a decline in brain function Memory loss Personality changes or irritability Difficulty[mayoclinic.org]

  • Postictal State

    APOE epsilon4 is associated with postictal confusion in patients with medically refractory temporal lobe epilepsy. Epilepsy Research, 81 (2–3), 220–224.[link.springer.com] Confusion or apparent sleepwalking, for example, could be a postictal phenomenon or could be an independent parasomnia.[ncbi.nlm.nih.gov] We review risk factors for postictal delirium and psychosis and management of agitated and confused behaviors in patients after seizures.[ncbi.nlm.nih.gov]

  • Traumatic Brain Injury

    Level 4-- Confused/Agitated: Person is extremely agitated and confused.[msktc.org] This is further confused because incidence rates are calculated only from the number of hospitalized cases or fatalities.[symptoma.com] The Glasgow Coma Scale Best Visual Response Best Verbal Response Best Motor Response None To pain To speech Spontaneous None Incomprehensible Inappropriate words Confused[shepherd.org]

  • Anti-NMDA Receptor Encephalitis

    delta rhythm (6 cases, 9.7%), focal slowing (5 cases, 8.1%), and diffuse beta activities (4 cases, 6.5%).[ncbi.nlm.nih.gov] Recognition of the syndrome, especially in pediatric populations, is difficult and often undiagnosed and/or confused with neurological disorders with similar clinical features[ncbi.nlm.nih.gov] A 15 years old female patient presented with fever, changed mental status of confusion, rigidity of the arms and legs, and oral-facial dyskinesias.[ncbi.nlm.nih.gov]

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