Posts Tagged ‘PET’
Scalp SCC Metastasis to Neck
HISTORY 64-year-old man presents in 11/2017 with tender, right postauricular swelling. Fine needle aspiration biopsy showed squamous cell carcinoma. Extensive squamous cell carcinoma of scalp was treated with 4 levels of Mohs earlier that year in 01/2017. Additional smaller squamous cell carcinoma of the same area of the scalp was treated with Mohs in…
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Metastatic Squamous Cell Carcinoma
HISTORY 76-year-old man with a rapidly growing mass on angle of jaw. Fine needle aspiration on 12/6/16 diagnosed squamous cell carcinoma. The presumptive primary carcinoma was skin. On 12/16/16, the patient underwent a left parotidectomy and cervical lymphadenectomy. Pathology showed multiple lymph node involvement. Radiation and concurrent chemotherapy treatment began on 1/18/2017 and was completed…
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LEFT FOREHEAD SQUAMOUS CELL CARCINOMA
HISTORY 82 year old man presented in 02/2017 with a 3 year history of a crusty forehead lesion treated with cryoablation and 5-FU. Incisional biopsy in 2016 revealed poorly differentiated sclerosing squamous cell carcinoma, with perineural invasion. Excision a few months later was performed with residual circumferentially involved margins. CT with contrast showed only local…
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PET Imaging – Realizing a Star Trek Tricorder
PET scanning is utilized in skin cancer staging by detecting regional lymph node metastases as well as distant organ metastases. Its specificity is superior to CT and MR for N-staging, particularly with melanoma. It can be the superior modality for primary tumor staging as well. PET scan imaging is based on the increased metabolic activity…
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