Letter to the Editor

Recently published articles about Letter to the Editor

JCP
Vitamin B12 Deficiency Risk With Metformin for Weight Management in Second-Generation Antipsychotic Recipients: Reply to Mulsant et al
Letter to the Editor

March 18, 2026

Daggolu and Chen reply to a letter commenting on their study of metformin use in patients receiving second-generation antipsychotics.
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JCP
Concurrent Metformin and Second-Generation Antipsychotics: The Need to Add Vitamin B12
Letter to the Editor

March 18, 2026

The authors recommend vigilance for potential B12 deficiency when coprescribing metformin and antipsychotics.
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JCP
Neural Dysconnectivity and Affective Disorders: Integrating Sleep and Emotional Regulation Perspectives
Letter to the Editor

March 16, 2026

The authors discuss sleep disturbance in the context of recent research on functional dysconnectivity in the brain’s triple networks.
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JCP
Triple Network Dysconnectivity and Sleep Disturbance in Young People With Suicidal Ideation: Reply to Ferruzzi et al
Letter to the Editor

March 16, 2026

Cheng et al reply to a letter regarding their recent study of triple network functional dysconnectivity in major affective disorders.
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PCC
Psychosis and Kratom
Letter to the Editor

March 10, 2026

The authors discuss the possible association between psychosis and kratom use.
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PCC
CTRA, Stress, and Yoga
Letter to the Editor

February 24, 2026

The authors examine the historical context of stress, the neurobiological mechanisms of conserved transcriptional response to adversity and stress, and how yoga practices counteract its effects.
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Recent JCP Articles on Letter to the Editor

JCP
Ketamine-Associated Uropathy in Therapeutic Contexts: Reply to Abdelrahman
Letter to the Editor

January 26, 2026

Dr Andrade responds to a letter commenting on his recent review of ketamine-associated uropathy in therapeutic and nontherapeutic settings.
JCP
Reframing the Discussion on Finasteride and Neuropsychiatric Safety
Letter to the Editor

December 17, 2025

The authors comment on a recent article by Brezis, who argues that finasteride is causally linked to depression, suicidality, and other neuropsychiatric reactions.
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JCP
Finasteride-Induced Neuropsychiatric Reactions: No Room for Complacency
Letter to the Editor

December 17, 2025

Dr Brezis replies to a letter by Tringali and Tringali regarding his recent article.

Recent PCC Articles on Letter to the Editor

PCC
Kratom-Induced Psychosis
Letter to the Editor

January 8, 2026

The author comments on the complexity of substance-induced presentations, particularly those related to newly available psychoactive substances such as kratom.
PCC
Semaglutide for Alcohol Use Disorder
Letter to the Editor

January 1, 2026

The authors explore potential mechanisms underlying the relationship between GLP-1 agonists and AUD as well as studies evaluating semaglutide for AUD.
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PCC
Psychosis Screening in Genetic Disorders
Letter to the Editor

December 4, 2025

The author discusses routine monitoring for the development of psychotic symptoms among individuals with rare genetic disorders that confer risk for psychosis.

Featured Letter to the Editor Research

PCC
Mania and Cerebral Amyloid Angiopathy
Case Report

March 19, 2026

This report details a case in which a patient presented with mania in the setting of cerebral amyloid angiopathy and hypertension that did not abate until treatment with antihypertensives.
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PCC
Atypical Presentation of Autoimmune Encephalitis
Case Report

March 19, 2026

A 23-year-old woman presented with probable antibody-negative autoimmune encephalitis that initially mimicked a primary psychiatric disorder.
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PCC
Recreational Ketamine-Induced Uropathy
Brief Report

March 19, 2026

Two patients with chronic recreational ketamine use presented with urinary frequency, urgency, dysuria, and hematuria in the absence of infection.
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PCC
Psychotropic-Related Aspiration Hazards
Letter to the Editor

February 10, 2026

The authors discuss the importance of a choking prevention policy to identify those at heightened risk for choking hazards, particularly psychiatric patients.
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PCC
Lysing Catatonia to Uncover the Driving Illness
Letter to the Editor

January 29, 2026

The author comments on a recent PCC article and offers an alternative diagnostic perspective.
PCC
Clarifying the Delirium in Bell’s Mania: Reply to Intrator
Letter to the Editor

January 29, 2026

The authors respond to a letter to the editor commenting on their article.
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JCP
Rationale for Clozapine Trial
Letter to the Editor

January 28, 2026

Dr Mattes comments on a recent article examining the use of clozapine versus other antipsychotic options.
JCP
The Position of Clozapine in Patients with Treatment-Resistant Schizophrenia: Reply to Mattes
Letter to the Editor

January 28, 2026

Dr Andrade replies to a letter about his article on factors affecting choice of clozapine versus other antipsychotics.
JCP
Urological Commentary on Ketamine-Associated Uropathy
Letter to the Editor

January 26, 2026

The author comments on a recent article reviewing ketamine-associated uropathy in therapeutic and nontherapeutic settings.

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