Acanthosis nigricans
Acanthosis
Allergic contact dermatitis on a breast
Melanonychia of the fingernails
Acanthosis skin tags
Melasma skin discolouration
Recklinghausen's disease
Pityriasis alba
Wound after surgery to remove basal cell carcinoma
Senile purpura
Seborrheic keratoses
Seborrheic keratosis
Discoloured nails
Melasma
Secondary oral cancer
Malignant melanoma
Lichen planus pigmentosus
Toxic melanosis
Lipoma on the back
Seborrhoeic keratoses
Mucous retention cyst
Oral candidiasis
Oral ulcer
Milia on the forehead
Pigmented purpuric dermatosis
Lentigo maligna melanoma
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
Weal in urticaria
Vitiligo skin patches
Smallpox scarring
Verrucas on a neck
Psoriasiform eczema
Spot baldness
Chickenpox in adult
Lichenification in eczema
Eczema of the foot
Shingles rash
Recovering from shingles
Keloid scar formation
Keloid scarring
Darier's disease
Pemphigus foliaceus lesions
Vitiligo skin patch
Vitiligo skin condition
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 back
Psoriasis on the elbow
Psoriasis on the thigh
Psoriasis on the torso
Psoriasis on the buttocks
Psoriasis on the neck
Dermatofibroma
Chondrosarcoma of the pelvis
Osteosarcoma of the thigh bone
Melanoma in situ
Melanoma in situ, dermoscope image
Melanoma in situ, dermatoscope image
Solar comedones
Actinic keratosis
Alveolar rhabdomyosarcoma cancer cells, SEM
Rhabdomyosarcoma cancer cells, SEM
Discoloured nails on a female patient
Prostate cancer cells, SEM
Bruising following venesection
Basal cell carcinoma
Facial bruising following fall
Neurofibromatosis
Hole left after excision of squamous cell carcinoma
Epidermoid cyst
Lichenoid keratosis
Seborrheic keratosis, dermatoscope image
Leukoplakia under the tongue
Ulcerated malignant melanoma
Sweat gland carcinoma before treatment
Malignant melanoma examination
Melanoma in situ examination
Lentigo maligna melanoma diagnosis
Malignant melanoma diagnosis, dermascope view
Cutaneous actinomycosis
Ulcer in diabetes
Nodular scabies lesions on penis
Periporitis infection in a child
Epidermolysis bullosa blisters
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
Malignant melanoma, dermascope image
Pigmentation due to vitamin B12 deficiency
Hyperpigmentation due to vitamin B12 deficiency
Inflamed glans of a penis
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