Monocytic sarcoma is a neoplasm of immature monocytes involving any extramedullary site such as skin. The definite diagnosis is important for adequate therapy, which is often delayed becauseof misdiagnosis. We report a 51-Year-old diabetic woman who presented with several erythematous itchy papules and plaques on her s...

Multiple malignancies may occur in the same patient, and a few reports describe cases with multiple hematologic and non-hematologic neoplasms. We report the case of a patient who showed the sequential occurrence of four different lymphoid neoplasms together with a squamous cell carcinoma of the lung. A 62-year-old man with adenopathy was admitted to the hospital, and lymph node biopsy was posit...

Juvenile xanthogranuloma (JXG) is an uncommon histiocytic cutaneous lesion. It is a type of non-Langerhans cell histiocytosis(WHO Class IIb). The mean age of onset is 2 years of age. The adult form of JXG is relatively rare. The most common affectedarea is the face or the scalp and most of the lesions are less than 5 mm in diameter. This lesion tends to show a self-limited course over several m...

Telogen effluvium is categorized in nonscarring alopecia, which shows scalp hair thinning and shedding diffusely resulting from inducing factors such as physiological stressful events and several acute or chronic diseases. It usually appears in female patients following parturition, as well as after febrile disease, major surgery, emotional stress, abrupt diet, chronic illness, or the taking of...

BACKGROUND Cutaneous melanoma is often characterized by its pigmented appearance; however, up to 8.1% of such lesions contain little or no pigmentation. Amelanotic melanomas, lesions devoid of visible pigment, present a diagnostic quandary because they can masquerade as many other skin pathologies. Recognizing amelanotic melanoma is even more clinically challenging when it is first detected as ...

BACKGROUND To analyze the clinical and histological features of permanent alopecia following a sequential fluorouracil/epirubicin/cyclophosphamide (FEC) and docetaxel regimen for adjuvant breast cancer treatment. PATIENTS AND METHODS Women treated for breast cancer by a sequential adjuvant FEC and docetaxel regimen who developed permanent alopecia diagnosed between 2007 and 2011 were identifi...

BACKGROUND The differential diagnosis of psoriasis and seborrheic dermatitis can be difficult when both conditions are localized to the scalp without the involvement of other skin sites. OBJECTIVE We aimed to evaluate the histopathological differences between psoriasis and seborrheic dermatitis on the scalp and identify favorable criteria for their differential diagnosis. METHODS We evaluat...

A 77-year-old male patient presented with a 2-year history of recurrent angiosarcoma (AS) of the face and scalp. At the time of initial diagnosis, multifocal growth of the tumor was visible. On the left side of the scalp and forehead, several 1to 5-cm reddish-brown nodules were noticed, one of which was ulcerated and hemorrhagic. Another 5-cm plaquelike lesion was seen on the left cheek. The pr...

An 8-day-old male infant was referred to our neonatal unit for prematurity. It was observed that his scalp color was darker than the rest of his skin color when the scalp hair was partially shaved for intravenous access. Dermatologic examination revealed a slightly elevated, hyperpigmented plaque confined to the whole scalp. The margin of the lesion did not extend to the face and neck. His hair...