Image diagnoses for "Nodule (<1cm)", "brown"
74 results with 225 images

Bowen's carcinoma. Close-up with nodular part and scaly surface.

Merkel cell carcinoma, rough, shifting, non-painful tumour in the cheek area of an elderly patient, growth within 4 months.

Keratosis seborrhoeic: Detailed picture of a new formation existing for about 1 year; occasional itching.

Melanoma, malignant, nodular. on UV-damaged skin, reddish-brown nodule with smooth, parchment-like surface. at the base spread of an irregularly configured and pigmented plaque.

Keratoakanthomas, multiple eruptive. suddenly formed, now 1.0 cm in diameter, hard, painless, bowl-shaped node with marginal lip and central horn plug (typical morphology). sliding on the pad. no regional lymph node swelling. in the surrounding area beside single actinic keratoses, several skin-coloured or slightly yellowish solid papules up to 0.4 cm in size (initial keratoakanthomas). 73-year-old patient with long-term immunosuppression (!).

Verruca seborrhoica: General view: For many years a 7 x 5 mm large, brown-black tumor on the left scapula of an 83-year-old female patient.

Keratoacanthoma: A few months old, initially flat, in the last 2 months strongly progressive in size, coarse knot with a rough edge wall and a blackish (obviously bled into) central horn plug in a 76-year-old man.

Keratoakanthoma, classic type. hard, reddish, hard, reddish, with a central horn plug, grown within a few weeks, measuring about 1.2 cm in diameter, symptomless lump with isolated telangiectasias on the surface, in an 83-year-old female patient. minor pronounced actinic elastosis with a rough wrinkle relief.

Cheilitis actinica chronica. warty, yellowish, firmly adherent, very coarse hyperkeratosis on atrophically diluted, washed-out lip red in chronic actinic cheilitis. a transition to invasive squamous cell carcinoma must be clarified. the upper lip is largely unchanged (lip shadow).

Melanoma, malignant, nodular, solitary, solid, sharply defined, surface smooth, non-hairy, black speckled, symptomless lump, growing for more than a year, foundduring routine examination (lump has always been there). Incident light microscopy revealed strong grey-blue streaks and massive pigment network break-ups.

Verruca seborrhoica. detail magnification: 10 x 7 mm, non-itching, greyish-brown, broad-based plaque with a verrucous, fissured surface. above the tumour there is an artificially caused erythema.

Acrolentiginous malignant melanoma: A brown, slowly increasing spot that has existed for years. It is said that this broad-based, ulcerated, repeatedly bleeding node has been formed for a few months. Arrows mark the non-node acrolentiginous part of the tumor. A weak pigmentation zone is encircled, which histologically also turned out to be melanoma infiltration.

Acne keloidalis nuchae, detail magnification: In the center a wide scar plate with a linear course to the left and right side (condition after several excisions) with papules and nodules localized at the margins.

Basal cell carcinoma, nodular: centrally ulcerated nodular tumor with clear wall at the edge, ulcer not painful, characteristic for the diagnosis "basal cell carcinoma" is the raised, reflecting wall at the edge of the ulcer.

Dermatofibroma: A lump that has existed for years, occasionally itchy, easily delimited and movable over the base, coarse, rough, symptom-free.

Verrucous carcinoma of the sole of the foot (Carcinoma cuniculatum): Tumour existing for > 1 year, slowly growing, moderately exophytic, verrucous, painful only under strong pressure, with focal older and fresher bleedings.

Keratosis seborrhoeic: Multiple papillomatous and plaquelike seborrhoeic keratoses.

Leprosy. leprosy lepromatosa (-LL-). papules and nodes in diffuse distribution.

Condylomata acuminata, perianal and extraanal soft cauliflower-like tumors.

Multiple seborrhoeic keratoses in different stages of development. 2.0 cm in diameter in the centre, dark brown seborrhoeic keratosis. Characteristic is the punched surface.

verruca seborrhoica. multiple verrucae seborrhoicae, here as a familial disease. densely standing, mostly pinhead-sized, brownish flat papules aggregated in places. occasionally itching. clinically morphologically no inflammatory symptoms detectable (see below dermatosis papulosa nigra).