Pilar cyst
Hair follicle, cheesy matter
Pyongenic granuloma
Site of trauma, contact bleeding and ulceration
Dermatifibroma
Pigmented, site of trauma
Melanoma
Excision biopsy, resemble spitz neavus
Pyoderma gangrenous
IBD, MARGERhita pizza
Seborrhoeic warts
Shave excision and cautery
Keratoconthomas
Rapid increase in size, friable and slough off
Infected sebaceous cyst
Incise and drain
Bcc
Raised and pearly white edges
Long standing venous ulcer
Punch biopsy
Dermatitis herpatiforms
Coeliac disease
Dermis
Hair and squamous epithelium
Lichen sclerosis
Punch biopsy
Lichen sclerosis
Punch biopsy