Infectious Disease · ICD-10: B35.1

Tinea Unguium

1 INDICATIONS AND USAGE Terbinafine hydrochloride tablets are indicated for the treatment of onychomycosis of the toenail or fingernail due to dermatophytes (ti…

Medically reviewed by MedCentralHub Medical Review Board, Licensed Pharmacists & Physicians · May 2026

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ICD-10 B35.1

Tinea UnguiumInfectious Disease

Section 01

Overview

1 INDICATIONS AND USAGE Terbinafine hydrochloride tablets are indicated for the treatment of onychomycosis of the toenail or fingernail due to dermatophytes (tinea unguium). Prior to initiating treatment, appropriate nail specimens for laboratory testing [potassium hydroxide (KOH) preparation, fungal culture, or nail biopsy] should be obtained to confirm the diagnosis of onychomycosis. Terbinafine hydrochloride tablets are an allylamine antifungal indicated for the treatment of onychomycosis of the toenail or fingernail due to dermatophytes (tinea unguium). (1)

Key Clinical Points

•Diagnosis typically involves a clinical evaluation, relevant blood tests, and imaging or specialist assessment as indicated by your symptoms and risk profile.
•Risk factors for Tinea Unguium include age, family history, lifestyle factors, and underlying health conditions. Identifying your personal risk can help with early prevention.
•Lifestyle modifications — including regular physical activity, a balanced diet, and weight management — are often a core part of treatment and can help prevent or delay complications.
•There are different types of Tinea Unguium with varying causes, symptoms, and treatment pathways. Your healthcare provider will determine which type applies to you.
•Early recognition of symptoms and prompt medical evaluation significantly improve outcomes. Do not delay seeking care if you notice warning signs.

This information is for educational purposes only. Always consult a qualified healthcare professional for diagnosis and personalized treatment.

Section 02

Signs & Symptoms

Section 03

Causes & Pathophysiology

Section 04

Risk Factors

Section 05

Diagnosis & Testing

Clinical evaluation by a qualified healthcare professional

Confirmation using ICD-10 criteria (B35.1)

Section 09

Lifestyle & Prevention

Prognosis

Prognosis varies by severity, comorbidities, and access to appropriate care. Discuss expected outcomes with a clinician.

Section 10

Frequently Asked Questions

What is Tinea Unguium?

What is the ICD-10 code for Tinea Unguium?

The ICD-10 code is B35.1.

Sources & References

• CDC (Centers for Disease Control) — Epidemiology and clinical guidelines for Tinea Unguium
• NIH — National Institutes of Health — Clinical research and disease information
• UpToDate Clinical Decision Support — Evidence-based treatment protocols
• PubMed / MEDLINE — View peer-reviewed studies

Last reviewed by MedCentralHub Medical Review Board · MedCentralHub Editorial Policy

Medical Disclaimer

The information on this page is for educational purposes only and is not intended as medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider with any questions about a medical condition.