Nail Infections

Nail Infections
Nail Infections
A dermatological guide to common nail conditions
Types of Nail Infections
Type | Cause | Appearance | Common Sites |
---|---|---|---|
Fungal (Onychomycosis) | Dermatophytes, Candida | Thick, discolored, brittle nails | Toenails |
Bacterial (Paronychia) | Staphylococcus, Pseudomonas | Red, swollen skin near nail; pus | Fingernails |
Yeast Infection | Candida albicans | Swelling, nail thickening, pain | Fingers (wet exposure) |
Green Nail Syndrome | Pseudomonas aeruginosa | Greenish nail discoloration | Nails exposed to water |
Viral Warts | HPV | Warty growth around nail | Hands & fingers |
What's Included
Symptoms to Watch For
- Discoloration (yellow, green, white, black)
- Thickened or deformed nail plate
- Brittle, crumbly texture
- Pain or tenderness
- Swelling or pus near nail
- Foul odor
Diagnosis Methods
- Visual inspection by a dermatologist
- Lab tests (KOH microscopy, cultures)
- Dermatoscopy
- Rarely, a nail biopsy
Prevention Tips
- Keep nails clean and dry
- Avoid trauma (nail biting, aggressive pedicures)
- Do not share nail clippers or tools
- Wear gloves while doing wet work
- Cut nails straight and not too short
- Let nails breathe between manicures
Treatment Options
Infection Type | Treatment |
---|---|
Fungal | Oral antifungals (terbinafine, itraconazole), topical antifungals (amorolfine) |
Bacterial | Antibiotics (topical/oral), drainage of abscess if needed |
Yeast | Antifungal creams, keep dry |
Green Nail | Antiseptics, nail trimming, drying |
Warts | Cryotherapy, salicylic acid, laser treatment |
Disclaimer: Do not self-prescribe or start any medication or topical treatment without consulting a qualified doctor. Improper use can lead to side effects, resistance, or complications. Always follow professional medical advice.