Acanthosis nigricans
Melanonychia of the fingernails
Allergic contact dermatitis on a breast
Acanthosis
Melasma skin discolouration
Recklinghausen's disease
Acanthosis skin tags
Wound after surgery to remove basal cell carcinoma
Pityriasis alba
Senile purpura
Discoloured nails
Lipoma on the back
Seborrhoeic keratoses
Malignant melanoma
Seborrheic keratoses
Seborrheic keratosis
Melasma
Lichen planus pigmentosus
Mucous retention cyst
Weal in urticaria
Spot baldness
Keloid scar formation
Keloid scarring
Vitiligo skin condition
Psoriasis on the back
Psoriasis on the torso
Psoriasis on the buttocks
Lentigo maligna melanoma
Secondary oral cancer
Metastatic non-Hodgkin's lymphoma
Testicular cancer
Cystic lesions in acne
Hyperkeratosis of the foot
Lesion on hand in fixed drug eruption
Lichen simplex chronicus
Oral candidiasis
Oral ulcer
Vitiligo skin patches
Smallpox scarring
Verrucas on a neck
Milia on the forehead
Psoriasiform eczema
Chickenpox in adult
Lichenification in eczema
Eczema of the foot
Shingles rash
Recovering from shingles
Darier's disease
Pemphigus foliaceus lesions
Vitiligo skin patch
Ringworm fungal infection of the scalp
Ringworm fungal infection of the abdomen
Ringworm fungal infection of the armpit
Ringworm fungal infection of the groin
Ringworm fungal infection of the buttocks
Pityriasis versicolor skin patches
Psoriasis on the abdomen
Psoriasis on the upper arm
Psoriasis on the elbow
Psoriasis on the thigh
Psoriasis on the neck
Pigmented purpuric dermatosis
Chondrosarcoma of the pelvis
Osteosarcoma of the thigh bone
Melanoma in situ
Melanoma in situ, dermoscope image
Melanoma in situ, dermatoscope image
Dermatofibroma
Epidermolysis bullosa blisters
Neurofibromatosis
Alveolar rhabdomyosarcoma cancer cells, SEM
Rhabdomyosarcoma cancer cells, SEM
Uterine cancer, SEM
Cardiac sarcoma, light micrograph
Prostate cancer cells, SEM
Toxic melanosis
Discoloured nails on a female patient
Hole left after excision of squamous cell carcinoma
Cutaneous actinomycosis
Ulcer in diabetes
Nodular scabies lesions on penis
Periporitis infection in a child
Diffuse cutaneous leishmaniasis
Condylomata lata in secondary syphilis
Macular lesions in secondary syphilis
Chickenpox in adult man
Pustular psoriasis
Psoriasis on the forearm
Discoid lupus erythematosus
Inflamed glans of a penis
Ulcerated malignant melanoma
Sweat gland carcinoma before treatment
Malignant melanoma examination
Melanoma in situ examination
Lentigo maligna melanoma diagnosis
Malignant melanoma diagnosis, dermascope view
Bruising following venesection
Amputated toes in diabetes
Gangrenous foot in diabetes
Swollen leg in filariasis
Basal cell carcinoma
Lung cancer due to the KRAS oncogene
Lipid metabolism in prostate cancer
Metastatic bone cancer, light micrograph
Chromosome telomeres
Acute lymphoblastic leukemia cell, SEM
Acute lymphoblastic leukemia cells, SEM
Ewing sarcoma cancer cells, SEM
Leukaemia cancer cells, fluorescence light micrograph
Leukaemia, SEM
Giant cell osteosarcoma, fluorescence light micrograph
Gastrointestinal stromal tumour, endoscope view
Mantle cell lymphoma, light micrograph