9 Interesting Facts of Merkel cell cancer Merkel cell cancer is a rare and aggressive cutaneous neuroendocrine carcinoma that primarily arises on skin of head and neck, followed by lower limbs and upper extremities; it also may develop at extracutaneous sites (eg, lymph nodes, oral cavity, breast tissue, vaginal walls, salivary glands) Carcinogenesis is not …
Nodular melanoma Aggressive skin cancer that arises in melanocytes Like Merkel cell cancer, nodular melanoma enlarges rapidly and may be blue, red, or flesh-colored Commonly occurs in people who are immunocompromised and is associated with sun exposure Unlike Merkel cell cancer, nodular melanoma may occur in patients of any age and is seldom located on …
11 Interesting Facts of Melanoma Cutaneous melanoma is a malignancy that poses substantial metastatic risk when depth of invasion increases Melanoma is most commonly cutaneous, but it may rarely affect uveal tract of eye or mucous membranes of head and neck, gastrointestinal tract, and genital tract Risk factors include UV light exposure (especially a history …
Melanoma – Symptoms, 11 Interesting Facts, Diagnosis, Treatment and Prognosis Read More »
3 Interesting Facts of Pigmented basal cell carcinoma Contains melanin that gives a brown, black, or blue color through all or part of the lesion Unlike melanoma, often has a characteristic elevated, pearly white, translucent border Dermoscopy can assist in diagnosis Must not have a pigment network Must have 1 or more of the following …
10 Interesting Facts of Medulloblastoma Medulloblastoma is an aggressive brain tumor that arises from the fourth ventricle at the cerebellum and presents with signs of hydrocephalus and/or cerebellar dysfunction Symptoms of medulloblastoma include progressively worsening headache, lethargy, vomiting, loss of balance and coordination, and visual impairment; clinical findings include ataxia, truncal instability, nystagmus, cranial nerve …
Medulloblastoma – Symptoms, 10 Interesting Facts, Diagnosis, Treatment and Prognosis Read More »
3 Interesting Facts of Juvenile pilocytic astrocytoma Pilocytic astrocytoma is a slow-growing glioma that presents in children with a similar history and physical examination, owing to the typical posterior fossa location surrounding the fourth ventricle; seizures are a more common presentation with pilocytic astrocytoma Characteristic CT findings are best used to differentiate these cystic lesions …
3 Interesting Facts of Ependymoma Ependymoma presents with similar clinical presentation, owing to its common posterior fossa location; unlike medulloblastoma, it more often extends through foramina and into basal cisterns Characteristic CT and MRI findings are best used to differentiate ependymoma from medulloblastoma preoperatively; medulloblastoma enhancement is more homogeneous and presents with less calcification Ependymomas …