tinea%20unguium
TINEA UNGUIUM
Onychomycosis is a fungal infection of the nail bed, nail plate or both. It is caused by dermatophytes, non-dermatophyte molds and yeast.
Tinea unguium or dermatophytic onychomycosis is a dermatophyte infection of the nail more commonly affecting the toenails than the fingernails.
It is usually asymptomatic and patients first consult for cosmetic reasons.
It is suspected if there are changes in the 3rd or 5th toenail, involvement of the 1st and 5th toenails on the same foot and unilateral nail changes.

Differential Diagnosis

  • Dermatologic disorders: Lichen planus, psoriasis, nail dystrophy, eczematous conditions
  • Other nail infections: chronic paronychia, viral warts
  • Trauma
  • Senile ischemia
  • Malignancy: Fibroma, melanoma, Bowen disease
Digital Edition
Asia's trusted medical magazine for healthcare professionals. Get your MIMS Infectious Diseases - Malaysia digital copy today!
Sign In To Download
Editor's Recommendations
Most Read Articles
07 Jun 2018
Recurrent acute uncomplicated urinary tract infection (UTI) negatively affects quality of life (QOL), including physical and mental health status, in premenopausal women, according to a study. QOL may even be lower in UTI-infected women with comorbid chronic constipation or who consume caffeine.
Pank Jit Sin, 12 Jun 2018
The common antimicrobial agent, triclosan, has been implicated in colonic inflammation and the disease development of colitis and colitis-associated colon cancer, reveals a study appearing in Science Translational Medicine. [doi:10.1126/scitranslmed.aan4116] 
Roshini Claire Anthony, 30 May 2018

The use of procalcitonin assays had little impact on antibiotic exposure in patients who presented to emergency departments (ED) with suspected lower respiratory tract infections, according to findings of the ProACT* trial presented at the recent sessions of the American Thoracic Society (ATS 2018).