Differential diagnosis

• Fabry disease
• Facial eosinophilic granuloma
• Facial hemiatrophy
• Factitia
• factitial
• Factitial injury
• Factitial ulcer
• Factitial ulcerations -Black and hemorrhegic crusts
• Familial annular erythema
• Familial benign pemphigus
• Familial tendency
• Farber disease
• Faun-tail nevus
• FDE
• Fetal-alcohol syndrome
• Fibrillary neurinoma
• Fibroma
• Fibroma to tuberous sclerosis
• Fibrosarcoma
• Fifth disease
• Filariasis
• Film developing chemicals
• FINE TELANGEACTATIC LESIONS
• Fixed drug eruption
• Fixed drug reaction
• Flat warts
• Flea bites
• Focal dermal hypoplasia
• Follicular lichen planus
• Follicular mucinosis
• Folliculitis
• Folliculitis decalvans
• Fordyce disease
• Foreign body granulomas
• Foreign boy
• Fox-Fordyce
• Fox-Fordyce disease
• Fox-foryce disease
• Freckle
• Freign body
• From erosions
• From excoriations
• Frost-bite
• Fungal infection
• Fungal infections:-Candidiasis
• Fungal septicemia:candida,Mucor,Cryptococcus
• Fungi(T.Mentagrophytes and S.Brevicularis)
• Furuncle
• Furunculosis
• Fusospirochetal infection