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Ketamine Crisis: Case Report on the Complications of Ketamine Usage and Its Rise in the United States

Shika Veera, Vajreshwar Shivaprakash

Research Posters May 2, 2024 DOI: 10.31986/issn.2689-0690_rdw.stratford_research_day.166_2024 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Case study Case report Peer reviewed
Sample size 1
Population 24-year-old female with a history of intranasal ketamine use
Interventions Zosyn normal saline calcium bicarbonate insulin
Topics Esketamine Ketamine
Key findings The authors report that a 24-year-old woman who used intranasal ketamine developed a constellation of symptoms including cholangitis, hydronephrosis with pyelonephritis, urinary incontinence, weight loss, loss of taste, euvolemic hyponatremia, and hyperkalemia. They argue this case illustrates the importance of appropriate testing when patients provide unreliable histories, and note there are no current established guidelines for managing ketamine toxicity.

Abstract

The recreational use of ketamine poses various health risks, including addiction, cognitive impairments, and physical harm. The patient is a 24-year-old female who presented with 30 lbs. unintentional weight loss, generalized weakness, and urinary incontinence over four months. She endorses right upper quadrant and suprapubic pain with occasional gross hematuria. The patient denied recreational drug use. Urine drug screen was negative. Gynecologic exam and STI testing were without concerns. On exam, she had positive right lower quadrant tenderness, suprapubic tenderness, and costovertebral angle tenderness bilaterally. The patient was admitted to the ICU due to weakness and significant hyponatremia at 115. She was treated symptomatically, started on Zosyn for UTI, normal saline for hyponatremia, calcium bicarbonate and insulin for hyperkalemia. CT abdomen and pelvis showed striated perinephric fat stranding, cholangitis, and pyelonephritis with right sided hydronephrosis. Admission of intranasal ketamine use was documented. The patient was able to tolerate PO intake and lab values returned to normal. Unfortunately, urinary function has delayed recovery after stopping ketamine use. It is unusual to see this collection of symptoms present in one person. The full constellation of symptoms that are associated with ketamine usage in this case are: anxiety, cholangitis, hydronephrosis with pyelonephritis and urinary incontinence, loss of taste, weight loss, euvolemic hyponatremia, hyperkalemia. This case illustrates the importance of appropriate testing in the circumstance of an unreliable narrator in patient care. There are no current established guidelines regarding ketamine toxicity management.

Comparable studies

Other case reports and case series on ketamine, most cited first.

Study Year Design Participants
The destruction of the lower urinary tract by ketamine abuse: a new syndrome? Young recreational abusers of street-ketamine in Hong Kong referred to urology units 2008 Retrospective case series n = 59
Electroconvulsive Therapy, Ketamine, and Esketamine in a Patient with Major Depressive Disorder and Multiple Comorbidities: A Case Report over 10-year Treatment from Adolescence to Adulthood. A patient with treatment-resistant depression and comorbid generalized anxiety... 2025 Case report n = 1
Treatment of compulsive behaviour in eating disorders with intermittent ketamine infusions Chronic and treatment-resistant eating disorder patients 1998 Case series n = 15
Oral Administration of the NMDA Receptor Antagonist S-Ketamine as Add-On Therapy of Depression: A Case Series Four depressed patients taking standard antidepressants 2009 Case series n = 4
A longitudinal case series of IM ketamine for patients with severe and enduring eating disorders and comorbid treatment‐resistant depression Patients with enduring eating disorders and treatment-resistant depression 2021 Case series n = 4

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