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Onychosis refers to abnormal nail conditions that affect the:
✔ Color (yellowing, white spots, dark streaks)
✔ Shape (curling, ridges, pitting)
✔ Texture (thickening, brittleness, crumbling)
These changes often signal underlying infections, trauma, or systemic diseases.
Condition | Causes | Key Symptoms |
---|---|---|
Onychomycosis (Fungal Infection) | Fungi (dermatophytes) | Yellow/brown nails, thickening, debris under nail |
Ingrown Toenails | Improper trimming, tight shoes | Pain, redness, swelling at nail edges |
Nail Psoriasis | Autoimmune disorder | Pitting, ridges, oil-drop discoloration |
Beau’s Lines | Severe illness, chemotherapy | Horizontal grooves across nails |
Fungal/bacterial infections (public pools, sweaty shoes)
Trauma (sports injuries, aggressive manicures)
Skin conditions (eczema, psoriasis)
Systemic diseases (diabetes, thyroid disorders)
Nutritional deficiencies (iron, biotin)
🔬 Nail clipping test (fungal culture)
🔬 KOH exam (microscopic analysis)
🔬 Blood tests (for systemic causes)
Fungal Infections: Oral antifungals (terbinafine), medicated nail polish
Psoriasis: Topical steroids, vitamin D analogs
Ingrown Nails: Soaking, antibiotic ointments, minor surgery
Severe Cases: Laser therapy, nail removal
✅ Keep nails clean & dry
✅ Trim straight across (avoid rounded edges)
✅ Wear breathable footwear
✅ Use antifungal sprays in high-risk areas (gyms, pools)
✅ Moisturize cuticles (prevent cracking)
Seek medical help if you notice:
⚠️ Painful swelling or pus (sign of infection)
⚠️ Sudden nail discoloration (black/brown streaks)
⚠️ Nail separation from bed
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