How Is Vitamin C Deficiency (Scurvy) Diagnosed? Tests, Criteria & Process
Vitamin C Deficiency (Scurvy) diagnosis relies on Full blood count (FBC), Comprehensive metabolic panel (electrolytes, creatinine, LFTs), Urinalysis. Learn the full diagnostic pathway, clinical criteria, differential workup, and what to expect at your evaluation.
Updated March 27, 2026
Vitamin C Deficiency (Scurvy) is diagnosed using Full blood count (FBC), Comprehensive metabolic panel (electrolytes, creatinine, LFTs), Urinalysis and targeted clinical evaluation. Vitamin C deficiency in its severe form causes scurvy. Subclinical deficiency affecting immune function and wound healing is more common in developed countries.
Clinical Context
The diagnostic process for Vitamin C Deficiency (Scurvy) begins with Thorough history and physical examination followed by basic blood and urine tests; targeted specialist investigation as needed. Key investigations include Full blood count (FBC), Comprehensive metabolic panel (electrolytes, creatinine, LFTs), Urinalysis, Chest X-ray. The gold standard is: Directed investigation based on clinical history and physical examination findings. Clinical guidelines from NICE / BMJ Best Practice / WHO define the diagnostic criteria and recommended investigation pathway.
Clinical Pathway
Vitamin C Deficiency (Scurvy) — Full Condition GuideCondition HubVitamin C Deficiency (Scurvy) — Differential DiagnosisDifferentialVitamin C Deficiency (Scurvy) — Treatment PathwaysTreatmentVitamin C Deficiency (Scurvy) — Prognosis & OutlookPrognosisFrequently Asked Questions
How Is Vitamin C Deficiency (Scurvy) Diagnosed? Tests, Criteria & Process?+
Vitamin C Deficiency (Scurvy) is diagnosed using Full blood count (FBC), Comprehensive metabolic panel (electrolytes, creatinine, LFTs), Urinalysis and targeted clinical evaluation. Vitamin C deficiency in its severe form causes scurvy. Subclinical deficiency affecting immune function and wound healing is more common in developed countries.
How do doctors test for vitamin C deficiency (scurvy)?+
The main tests used to diagnose Vitamin C Deficiency (Scurvy) include Full blood count (FBC), Comprehensive metabolic panel (electrolytes, creatinine, LFTs), Urinalysis. Your doctor will select investigations based on your symptoms, clinical findings, and risk factors.
How long does it take to diagnose Vitamin C Deficiency (Scurvy)?+
The time to diagnosis varies. Some cases are identified within hours using clinical presentation and blood tests; others require weeks, repeated investigations, or specialist referral.
Can Vitamin C Deficiency (Scurvy) be missed on initial testing?+
Yes — Vitamin C Deficiency (Scurvy) can be missed if initial tests are negative or if the presentation is atypical. If clinical suspicion remains high, repeat testing or specialist referral is appropriate.
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