About High Energy Radiation
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HISTORY 79 year old man presented in 3/2017 with basal cell carcinoma of the left tragus, involving the parotid and the tragal cartilage. 3 levels of Mohs were done with positive deep margins. Mapping biopsies were performed on 3/20/17. DISCUSSION This is the case of 79-year-old man, who presented with deeply invasive basosquamous cell carcinoma of…Read More
Metatypical basosquamous cell carcinoma is a subset of cutaneous cancers that poses an increased risk of metastases to the patient due to its aggressive behavior. The classic histology of metatypical basosquamous cell carcinoma includes features of both basal cell carcinoma and squamous cell carcinoma, as well as areas of intermediate differentiation. The cells are larger and…Read More
Although, radiation of ear carcinomas can pose a risk of chondritis and poor healing, that risk can be virtually eliminated with lower dose fractions (radiation dose per treatment) spread over a longer course. Total dose requirement for skin cancer treatment ranges from 3500 cGy to 6000 cGy depending on the size and depth of the…Read More
HISTORY 79 year old woman presented with a 3 month history of right angle of jaw mass hardening over time. A biopsy of a separate lesion of the right central cheek on 2/21/17 showed papillated Bowen’s Disease. The jaw mass was biopsied on 2/24/17 and revealed invasive Bowen’s carcinoma – squamous cell carcinoma. DISCUSSION This…Read More
HISTORY 69 year old man presented in August 2016 for a large papillomatous lesion of the left inferior cornea. Patient has a history of left lower eyelid basal cell carcinoma that was treated in 2014. The area of corneal carcinoma was initially thought to be exposure keratitis. DISCUSSION The patient is…Read More
Radiotherapy was born shortly after discovery of radiation by the Marie Curie and Peter Curie in 1889. First report of radiotherapy used for malignancy was published in 1896 in Medical Record by Victor Despeignes who treated a patient with gastric cancer in France. Émil Grubbé, a medical student in Chicago at the time, would later…Read More
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