Bowen's disease

Age: 66 year

Gender: Male

Site: Shoulder (Upper back)

Duration: > 5 years

Morphology: An asymptomatic, erythematous, partially crusted, indurated plaque with well-demarcated polycyclic border involved the right shoulder area (upper back) of more than 5 years duration. Biopsy was consistent with Bowen's disease.

Basal cell carcinoma

Age: 75 year
Gender: Male
Site: Nose
Duration: 1 year
Morphology: An asymptomatic, oval, slightly crusted patch with thread-like border. Excisional biopsy with safe margin has removed the tumor totally.

Recurrent BCC

Age: 77 years

Gender: Female

Site: Cheek

Duration: 6 months

Morphology: At the periphery of scar of a previously excised BCC (three years ago), a newly developed superficial ulcer with thread-like beaded border was noticed. Excisional biopsy with a suitable safe margin was done. Biopsy confirmed a completely excised ulcerative BCC.

SCC on LSC

Age: 45-year
Gender: Male
Site: Lower leg
Duration: 1.5 year

History: Long history of lichen simplex chronicus at the right lower leg of > 5 years duration. At last one and a half year an ulcer has developed and progressed slowly. O/E, an ulcer about 12X7 cm with an irregular outline, clean red base and punched out border surrounded by thickened dyspigmented skin was seen. Incisional biopsy revealed SCC.

Nodular BCC

Age: 74 year

Gender: Female

Site: Scalp

Duration: 3 years

Morphology: A large, rounded (3 cm diameter), pinkish-red nodule with easily bleeding tendency on the top of the scalp. 

Ulcerative BCC

Age: 57 year

Gender: Male

Site: Lower legs

Duration: 10-12 months

Morphology: Asymptomatic, bilateral symmetrical, purplish plaques involved both lower legs with no lymph node involvement or distant metastasis.

Paget's disease

Age: 63 year

Gender: Female

Site: Areola and nipple of the breast

Duration: > one year

History: A  persistent, moderately pruritic, unilateral, slightly infiltrative red plaque involved the left nipple and surrounding areolar region. The patient claimed partial improvement on topical steroid treatment which had been prescribed from time to time. O/E many left axillary lymph nodes were palpable. Skin biopsy confirmed the diagnosis of Paget's disease and immunohistochemical assessment revealed positive CEA, EMA and negative S-100 protein. The patient had been referred to surgery.