Onychosis PDF

Onychosis Congenital or acquired nail anomalies Developmental anomalies of nails n Rare, congenital diseases n Hereditary (?) n Independent or as part of hereditary syndromes  Anonychia n Partial or complete absence of one or more nails n She is present at bi...

Onychosis Congenital or acquired nail anomalies Developmental anomalies of nails n Rare, congenital diseases n Hereditary (?) n Independent or as part of hereditary syndromes  Anonychia n Partial or complete absence of one or more nails n She is present at birth Pachyonychia congenita n AD hereditary disorder n Thickened nail plate in the distal part of the nail plate n Claw-like nails Koilonychia n Koilos- hollowed out n Nail plate like an hourglass n Hereditary disorder (AD) and acquired (in hemolytic anemia) Nail infections n Perionyxis acuta -Staphilococcus sp. Or Pseudomonas aeruginosa -It affects the lateral perionychium or the proximal part of the nail - Signs of an acute illness -Blue-black nail color (pyocyanin) -Surgical excision, AB per os and locally Nail infections n Perionyxis chronica - Damage to the perionychium by detergents or moisture - Secondary candida contamination Nail infections n Dermatophyte infections of the nail plates DiffDg for all previous forms Onychomycosis Damage caused by physical and chemical agents n Leuconychia - White nail plates - Congenital anomaly or due to injury - It affects the whole nail (kidneys, liver, enteropathies?); in the form of strips or "snowflakes"