Case Report

PCC
Zolpidem for Severe Insomnia Associated With Delirium in Critical Illness
Case Report

June 11, 2026

A critically ill patient with sepsis and persistent delirium with treatment-refractory insomnia experienced rapid improvement in sleep continuity, delirium severity, and bedside cognitive performance with zolpidem.
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PCC
Catatonia Induced by D2R Antagonist Antiemetics
Case Report

June 4, 2026

The authors describe a rare case of catatonia correlated with abuse of D2R antagonist antiemetic medications in a 52-year-old man with multiple sclerosis.
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PCC
Psychosis in Japanese Encephalitis
Case Report

June 2, 2026

This case underscores the importance of considering viral encephalitis as a differential diagnosis for acute neuropsychiatric presentations associated with fever, particularly in patients residing in endemic areas.
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PCC
Shared Possession Trance Disorder in 4 Children
Case Report

May 28, 2026

Four children from the same household experienced recurrent fainting episodes accompanied by changes in speech, facial expression, and mannerisms.
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PCC
Ventilation Weaning, Anxiety, and Valproic Acid
Case Report

May 28, 2026

The authors present the case of a man with Guillan Barre syndrome, whose mechanical ventilation weaning was prolonged, in part, by anxiety.
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PCC
Scrambler Therapy for Neuropathic Pain
Case Report

May 26, 2026

Scrambler therapy is an innovative treatment option for patients with chronic neuropathic pain, especially for those who do not respond to conventional interventions.
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PCC
ECT for Psychosis in Huntington Disease-Like 2
Case Report

May 19, 2026

A 47-year-old woman with genetically confirmed Huntington disease-like 2 had refractory psychosis and functional decline but responded well to electroconvulsive therapy.
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PCC
Adjunct Memantine for Inappropriate Sexual Behavior
Case Report

May 14, 2026

Two patients with intellectual disability and major neurocognitive disorder exhibited inappropriate sexual behavior that significantly decreased after memantine was added as adjunctive therapy.
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PCC
From Physical to Digital: Hoarding Phenomena in Obsessive-Compulsive Disorder
Case Report

May 14, 2026

This case illustrates how hoarding phenomenology can manifest in digital environments, which offer virtually unlimited storage, anonymity, and low visibility.
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PCC
Aripiprazole-Induced Pathological Gambling
Case Report

May 7, 2026

A 27-year-old man with a history of substance abuse developed a new-onset compulsive gambling pattern within weeks of starting aripiprazole.
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PCC
Clozapine-Associated Pulmonary Embolism
Case Report

May 5, 2026

A 48-year-old woman with schizoaffective disorder taking clozapine developed acute pulmonary embolism despite negative D-dimer results.
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PCC
Polydipsia-Related Hyponatremia in Autism
Case Report

April 30, 2026

The authors present the case of a 10-year-old boy with autism who presented to the ED with hyponatremia-related seizures due to compulsive water drinking.
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PCC
Diphenhydramine and Dextromethorphan Overdose
Case Report

April 28, 2026

The authors describe a case of intentional overdose with diphenhydramine and extended-release dextromethorphan-guaifenesin that initially presented with anticholinergic toxicity and later evolved into serotonin toxicity.
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PCC
Psychotropic-Induced Reversible Cerebral Vasoconstriction Syndrome
Case Report

April 23, 2026

This case reinforces the importance of monitoring for acute neurologic symptoms in patients treated with high-dose selective serotonin reuptake inhibitors.
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PCC
Osmotic Demyelination Syndrome Presenting as EPS
Case Report

April 21, 2026

A 44-year-old woman was initially referred for presumed domperidone-induced extrapyramidal symptoms, but further workup uncovered a complex interplay of hyponatremia, demyelination, and neuroleptic hypersensitivity.
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PCC
Cultural Manifestations of Bereavement in a Chinese American Patient
Case Report

April 16, 2026

The authors highlight the difficulties of applying western psychiatric concepts to cultural minorities, as seen in a case of complicated bereavement in a 54-year-old Chinese American woman.
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PCC
7-OH-Mitragynine–Induced Psychosis
Case Report

April 14, 2026

The authors present the case of a patient who developed psychosis and delirium following several months of heavy 7-OH use that persisted for nearly a week following cessation.
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PCC
Acitretin, Homocysteine, and Neuropsychiatric Symptoms
Case Report

April 14, 2026

This report describes a case of acitretin-associated hyperhomocysteinemia that induced neuropsychiatric symptoms in a patient with chronic plaque psoriasis, highlighting the need for monitoring.
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PCC
Dose-Dependent Valproic Acid–Induced Hyperkalemia
Case Report

April 9, 2026

The authors present the case of a young man with bradycardia and Jacobs syndrome, in which a clear, dose-dependent relationship between valproic acid and hyperkalemia was observed.
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PCC
Succinylcholine Misuse in a Health Care Worker
Case Report

April 7, 2026

A health care worker with a history of PTSD and substance use misused succinylcholine for stress relief and sleep, highlighting the risks of occupational access to high-risk medications among...
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PCC
Managing FND and Psychiatric Illness
Case Report

April 7, 2026

This case of a 54-year-old woman with schizoaffective disorder illustrates how stigma around psychiatric conditions can impact patient disposition, particularly in patient populations with complex neurological disorders.
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PCC
Bupropion-Dextromethorphan for Clinically Challenging Apathy
Case Report

April 2, 2026

This case shows potential benefits of glutamate system–activating medication in addressing clinically challenging apathy in a 44-year-old man with depression.
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PCC
A Unique Manifestation of Postpartum OCD
Case Report

March 31, 2026

This report explores the case of a woman with postpartum OCD, who exhibited a unique compulsion of taking excessive photos and videos of her surroundings.
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PCC
Mesial Temporal Sclerosis and Juvenile Myoclonic Epilepsy
Case Report

March 26, 2026

The authors present a rare case of coexisting right mesial temporal sclerosis and juvenile myoclonic epilepsy, underscoring the challenges in dual epilepsy syndromes and the importance of individualized, multidisciplinary...
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