Visual-hallucination: Causes & Reasons

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Possible Causes for visual hallucination

Acute Alcohol Intoxication

They may also develop seizures and auditory and visual hallucinations. [patient.info]

The episode may escalate to include fleeting hallucinations, illusions that arouse fear and restlessness, and disorientation with visual hallucinations that may be terrifying [msdmanuals.com]

Patients experience hallucinations, anxiety and a coarse peripheral tremor. On examination, patients may be pyrexial, tachycardic and hypertensive. [patient.info]

Substance Abuse

DT is characterized by disorientation, fever, and visual hallucinations. [emedicine.medscape.com]

Severe tremors or recurrent seizures Difficulty speaking, numbness, weakness, severe headache, visual changes, or trouble keeping balance Severe pain at an injection site [emedicinehealth.com]

[…] department immediately: Thoughts of harming yourself or others Chest pain, rapid heartbeat, difficulty breathing, or lightheadedness Severe abdominal pain Confusion or ongoing hallucinations [emedicinehealth.com]

Hypoglycemia

2015 ICD-9-CM Diagnosis Code 251.2 Hypoglycemia, unspecified 2015 Billable Thru Sept 30/2015 Non-Billable On/After Oct 1/2015 ICD-9-CM 251.2 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 251.2 should only be used for claims with a date of service on or before[…] [icd9data.com]

Delirium

Although she exhibited transient visual hallucinations during the delirium, she had no overt dementia. [ncbi.nlm.nih.gov]

While visual hallucinations can occur in patients with primary psychiatric illnesses such as schizophrenia, they are much less common than auditory hallucinations. [aafp.org]

Classic features of delirium tremens such as sympathetic overdrive and visual hallucinations were not salient features of his presentation. [ncbi.nlm.nih.gov]

Endogenous Depression

Abstract We assessed the 8:00 AM ratio of free cortisol/18-hydroxy-11-deoxycorticosterone (18-OH-DOC) in 56 endogenous depressive inpatients and in 22 normal volunteers. A ratio higher than 40 was associated with a diagnostic sensitivity for endogenous depression of 75%, a specificity of 95.5%, and a diagnostic[…] [ncbi.nlm.nih.gov]

Acute Amphetamine Intoxication

In such cases, symptoms of amphetamine psychosis commonly include paranoid and persecutory delusions as well as auditory and visual hallucinations in the presence of extreme [cochrane.org]

LSD Mechanism action at 5-HT receptor Intoxication presentation visual hallucinations and synesthesias ( e.g., seeing sound as color) marked anxiety or depression, delusions [medbullets.com]

In case [ 2 ] we observed a condition characterized by drowsiness, moderate malaise, visual hallucination, and tachyaponea. [omicsonline.org]

Crack Ingestion

Some users have also reported auditory and visual hallucinations during this time, with periods of severe paranoia occurring in the first 24 hours. [futuresrecoveryhealthcare.com]

hallucinations of insects.) [14] People experiencing these hallucinations might scratch themselves to the extent of serious skin damage and bleeding, especially when they [ipfs.io]

hallucinations of insects.)[19] People experiencing these hallucinations might scratch themselves to the extent of serious skin damage and bleeding, especially when they [en.wikipedia.org]

Brain Concussion

Neuroimaging Clin N Am. 2018 Feb;28(1):15-29. doi: 10.1016/j.nic.2017.09.006. Epub 2017 Oct 27. Author information 1 Diagnostic and Interventional Imaging Department, El Bosque University, Hospital Universitario Fundacion Santa Fe de Bogota, Calle 119 # 7 - 75, Bogota DC 110111, Colombia. Electronic address:[…] [ncbi.nlm.nih.gov]

Temporal Lobe Epilepsy

In a study published this week in Medical Humanities, the authors feel that temporal lobe epilepsy is a more likely explanation as it can produce complex visual hallucinations [medicalnewstoday.com]

These visual illusions differ from the visual hallucinations associated with occipital lobe seizure in that there is no formed visual image. [patient.info]

Auditory and visual hallucinations may occur, that is the patient thinks they are hearing voices or see visions. Their need for sleep is greatly reduced. [netdoctor.co.uk]

Epileptic Aura

The elementary visual hallucinations detailed cannot be anything else but visual seizures. [jnnp.bmj.com]

Case 1, a 14-year-old boy with weekly episodes of visual hallucinations beginning at age 8, first complained of concentric spherical rings of red and yellow moving from left [pediatricneurologybriefs.com]

Seizures in the area of cortex that process complex visual pattern recognition (the inferotemporal cortex) can produce complex visual hallucinations. [intropsych.com]

Epilepsy

such as blindness, visual hallucinations, illusions, and distorted scenery like macropsia, where everything surrounding you seems larger than normal. [verywell.com]

The cortex is the outer layer of the brain, and seizure symptoms can vary from unusual sensations to visual hallucinations, emotional changes, or convulsions. [everydayhealth.com]

[…] lobe (sensory cortex) Visual hallucinations (unformed images) Occipital lobe Epilepsia partialis continua, a rare disorder, is a continuous focal aware motor seizure. [merckmanuals.com]

Mental Disorder

Literature analysis led us to propose a comprehensive list of atypical psychiatric symptoms including highly predominant visual hallucinations, compared to auditory ones, [ncbi.nlm.nih.gov]

Schizophrenic symptoms are often very productive with polymorphic and often visual hallucinations. [ncbi.nlm.nih.gov]

Hallucinations are a core symptom of schizophrenia and are more often auditory or at least, auditory hallucinations are more important than visual hallucinations. [dx.doi.org]

Transient Ischemic Attack

Thrombotic complications in patients with nephrotic syndrome are attributed to a hypercoagulable state. Venous thrombosis is common, but arterial thrombosis occurs less frequently in adult nephrotic patients. We report a case of recurrent transient ischemic attacks as an initial manifestation of nephrotic syndrome[…] [ncbi.nlm.nih.gov]

Focal-Onset Impaired-Awareness Seizure

BACKGROUND: A complex partial seizure can cause a variety of visual system signs and symptoms, including visual hallucinations, dilated pupils, and changes in vision. [ncbi.nlm.nih.gov]

Paresthesias, visual hallucinations, visual illusions, somatic illusions, vertiginous features can occur. [ncbi.nlm.nih.gov]

For example, a focal aware seizure from the back of the brain (occipital lobe) may cause a visual hallucination, while a seizure from the side of the brain (temporal lobe) [mountsinai.org]

Schizophrenia

She showed severe schizophrenic symptoms such as visual hallucinations for 2 years. [ncbi.nlm.nih.gov]

RESULTS: In group CP, male gender, expansive mood and ideation, derealization/depersonalization, visual hallucinations, and disturbances of sensorium were more frequent than [ncbi.nlm.nih.gov]

He confided in me early on in our relationship that he had schizophrenia, and that his symptoms in the past have included hearing voices, delusions, and some visual hallucinations [reddit.com]

Bipolar Disorder

Visual hallucinations Visual hallucinations consist of seeing things that aren’t really there (e.g. seeing people or shadows). [blackdoginstitute.org.au]

In the more severe cases, patients may display other psychological symptoms, such as believing they have superhuman capabilities or having either visual or auditory hallucinations [bumrungrad.com]

For example, when someone close to you passes away, it is common to experience auditory, visual, and general feeling hallucinations of that person ( Olson, Suddeth, & Peterson [doi.org]

Primary Progressive Multiple Sclerosis

We present three patients with a clinical course and cerebrospinal fluid findings consistent with a diagnosis of primary progressive multiple sclerosis (PPMS). Extensive and repeated magnetic resonance imaging (MRI) examinations showed only diffuse abnormality in brain and spinal cord, but no focal lesions. We propose[…] [ncbi.nlm.nih.gov]

Vertebrobasilar Insufficiency

With the further development of the disease have difficulties in swallowing, speech disorders, numbness of the tongue, visual hallucinations, loss of vision, strokes, sudden [back.vsebolezni.com]

[…] symptoms (diplopia, visual hallucinations, deficits in the visual field, and blindness); drop attacks (sudden falls secondary to loss of tonus in the lower limbs, without [ncbi.nlm.nih.gov]

[…] time.10 11 12 Grad and Baloh3, in a cross-section study involving patients with clinical diagnosis of VBI, stated that the most frequent symptoms in this population were: visual [scielo.br]

Hyperpyrexia

He was disoriented and responding to visual hallucinations. Investigations revealed an elevated creatine kinase and a provisional diagnosis of PHS was made. [ncbi.nlm.nih.gov]

Other signs of overdose may include: confusion, disturbed concentration, transient visual hallucinations, dilated pupils, agitation, hyperactive reflexes, stupor, drowsiness [diki.pl]

He had increased tremor and stiffness, profuse sweating, tachypnoea, tachycardia and visual hallucinations. [ejinme.com]

Pernicious Anemia

hallucinations the so called megaloblastic madness have been described with vitamin B-12 deficiency. [ispub.com]

Long thought hypochondriacal, these findings, plus their time course and her psychopathology (irritability, delusions, hallucinations, with preserved clarity), are all consistent [ncbi.nlm.nih.gov]

Manifestations Dementia And Acute Psychosis (Megaloblastic Madness) Neuropsychiatric manifestations such as memory loss, depression, hypomania, paranoid psychosis with auditory and visual [ispub.com]

Alcohol Hallucinosis

Brust First published July 1, 1984, DOI: Abstract During alcohol withdrawal, a man totally blind following ocular trauma experienced formed visual hallucinations (“alcoholic [neurology.org]

See also hallucinosis. alcoholic hallucinosis A rare, acute mental syndrome which is characterised by vivid auditory and visual hallucinations that occur shortly after the [medical-dictionary.thefreedictionary.com]

The hallucinations can be mild or intense leading to mild sensations or visual experiences. [healthery.com]

Organic Hallucination

[…] that occur while falling asleep are A Hypnapompic hallucinations B Hypnagogic hallucinations C Auditory hallucinations D Visual hallucinations 63) Which is the following [gradestack.com]

Using source localization as a guiding principle, olfactory hallucinations… … Dictionary of Hallucinations visual hallucination — Also referred to as vision. [hallucinations.enacademic.com]

Eg. visual hallucinations in ‘hysterical psychoses’. 3. [slideshare.net]

Basilar Migraine

Symptoms may include scintillating scotomata, formed stereotyped visual hallucinations in a single visual field or bilaterally, micropsia, and tunnel vision. [80] Other auras [emedicine.medscape.com]

[…] castles (teichopsia), wavy images or hallucinations. [healthcommunities.com]

[…] include paroxysmal vertigo, hemisensory dysesthesias, and, rarely, auditory hallucinations. [emedicine.medscape.com]

Alcohol Withdrawal Delirium

The present association analysis tested the hypothesis that the A10 candidate allele confers vulnerability to alcohol-withdrawal delirium with visual hallucinations. [ncbi.nlm.nih.gov]

In any modality Often interactive 'Lilliputian visual hallucinations' (miniature humans or animals) are typical Confabulation Seizures Up to 2 days after cessation Generalised [medrevise.co.uk]

Visual hallucinations are most common. [alcorehab.org]

Dementia with Lewy Bodies

[…] that contribute to the manifestation of visual hallucinations in DLB. [ncbi.nlm.nih.gov]

We describe a patient with prodromal dementia with Lewy bodies (DLB) presenting with drug-induced visual hallucinations (VHs). [ncbi.nlm.nih.gov]

Abstract Visual hallucinations (VHs) are among the most striking features of dementia with Lewy bodies (DLB). [ncbi.nlm.nih.gov]

Organic Brain Syndrome

Visual hallucinations in consultation-liaison neuropsychiatry. Acta Neuropsychiatrica, Vol. 19, Issue. 06, p. 330. [cambridge.org]

Cross-tabulations reported p 0.919, p 0.770, p 0.336 respectively for visual hallucinations, auditory hallucinations and delusions. E. [annals-general-psychiatry.biomedcentral.com]

Visual hallucinations predominated the clinical picture in contrast to auditory hallucinations and delusions, but again did not vary in their occurrence between both varieties [annals-general-psychiatry.biomedcentral.com]

Brain Neoplasm

Occipital lobes (toward the back of the head, above the cerebellum): Tumors located here can cause partial loss of vision in both eyes, visual hallucinations (seeing things [msdmanuals.com]

[…] aura, visual hallucinations, hemianopia or quadrantanopia (contralateral) Astrocytoma Glioblastoma Oligodendroglioma Parietal lobe Deficits in position sensation and in 2 [merckmanuals.com]

Oligodendroglioma Hypothalamus Eating and drinking disorders (eg, polydipsia), precocious puberty (especially in boys), hypothermia Astrocytoma Occipital lobe Generalized seizures with visual [merckmanuals.com]

Hallucinogen Delusional Disorder

Hallucinations can occur with any sense and thus be visual, auditory, olfactory, gustatory or tactile. [patient.info]

is a disorder in which a person has flashbacks of visual hallucinations or distortions experienced during a previous hallucinogenic drug experience, sometimes with the [en.wikipedia.org]

For scientific details please visit: EEG coherence in post-LSD visual hallucinations Stable quantitative EEG difference in post-LSD visual disorder by split-half analysis: [amrglobal.powweb.com]

Cannabis Abuse

Adverse effects of cannabis use include acute anxiety, visual and auditory hallucinations, fluctuations in body temperature; paranoia, insatiable hunger, weight gain, and [treatment4addiction.com]

Hallucination (unspecified, auditory, visual), illusion, paranoia, suicidal ideation, delusional perception. Syncope. Palpitations, tachycardia. Hypertension. [patient.info]

[…] and auditory hallucinations, fluctuations in body temperature; paranoia, insatiable hunger, weight gain, and psychosis. [treatment4addiction.com]

Multiple Myeloma

hallucinations often accompany occipital ICH Coma at presentation has been reported in a small proportion of patients (0.4-19%) with ICH. [emedicine.medscape.com]

Dominant-hemisphere hematomas lead to aphasia and hemianopia; nondominant hemisphere hematomas produce a confusional state Occipital - Unilateral hemianopia or quadrantanopia and visual [emedicine.medscape.com]