Peripheral Neuropathy Linked to Recreational Nitrous Oxide Use: A Case Report

10 March 2026 : Case report USA

Challenging differential diagnosis, Rare disease

Jeun Jun^{ABCDEF 1}, Peter Aldo Giammanco

^{ABCDEF 2}, Jack J. Haslett

^{ABCDEF 2*}, Andres Duran^{ABCDEF 2}, Johanna L. Rosenthal^{ABCDEF 3}

DOI: 10.12659/AJCR.950412

Am J Case Rep 2026; 27:e950412

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Table 1 Basic metabolic panel, CBC, and vitamin B12 results on admission.

BMP	Value	Units	Reference	CBC	Value	Units	Reference
Sodium	138	mmol/L	135–148	WBC	11.6	×1000/uL	4.5–11.1
Potassium	4.1	mmol/L	3.5–5.5	RBC	3.77	×10/uL	4.5–5.9
Chloride	105	mmol/L	98–110	Hemoglobin	11.7	g/dL	13–17
CO	20	mmol/L	24–34	Hematocrit	36	%	41–53
BUN	18	mg/dL	8–20	MCV	96	fL	80–100
Creatinine	0.67	mg/dL	0.5–1.5	MCH	31	pg	26–32
Glucose	102	mg/dL	65–125	MCHC	32	g/dL	33–35
Calcium	8.8	mg/dL	8.5–10.5	RDW	15	%	11–15
Anion gap	13	mmol/L	4–12	MPV	10.3	fL	7–11
				Platelets	435	×1000/uL	120–360
BMP – basic metabolic panel; CBC – complete blood count; WBC – white blood cell count; RBC – red blood cell count; CO – carbon dioxide; BUN – blood urea nitrogen; MCV – mean corpuscular volume; MCH – mean corpuscular hemoglobin; MCHC – mean corpuscular hemoglobin concentration; RDW – red cell distribution width; MPV – mean platelet volume.

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