A36.3
Cutaneous diphtheria
Clinical Classification Guidelines
Excludes Type 2
- erythrasma (L08.1)
Medical Intelligence & Overview
Cutaneous diphtheria is a skin infection caused by the bacterium Corynebacterium diphtheriae. It primarily affects the skin and manifests as sores and ulcers, which can be accompanied by other local symptoms. Although less common than respiratory diphtheria, cutaneous diphtheria remains a concern in areas with limited healthcare resources or where hygiene practices are compromised. Recognizing its features and understanding its management can help prevent complications and transmission.
Causes & Symptoms
Clinical Causes: Direct contact with infected skin lesions or sores from a person carrying the bacteria Exposure to contaminated objects or surfaces contaminated with Corynebacterium diphtheriae Poor hygiene and living conditions that facilitate the spread of bacteria Travel to or residence in regions where diphtheria is endemic or hasn't been effectively controlled
Key Symptoms: Chronic skin ulcers or sores, often with a gray or yellowish membrane Lesions commonly appear on exposed skin areas such as arms, legs, and face Lesions may be painful or itchy Swelling and redness around the affected area Possible regional lymph node swelling In some cases, systemic symptoms like fever and malaise might be observed, especially if infection spreads
Diagnostic & Treatment
Diagnosis Path: • Additional tests like PCR (Polymerase Chain Reaction) can identify bacterial DNA for confirmation
Treatment Protocols: • Monitoring for any signs of systemic involvement or complications
Clinical Advice & FAQs
Billing Guidance
Is A36.3 a billable ICD-10 code?
Yes, A36.3 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report A36.3?
Clinical documentation must specify the nature of Cutaneous diphtheria and any associated comorbidities for accurate reporting.
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