Seth Cohen, MD

Most recent by Seth Cohen, MD

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June 08, 2012
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Assessment of treatment response in lobular breast carcinoma metastatic to skeleton

Assessment of treatment response in lobular breast carcinoma metastatic to skeleton

A 55-year-old woman with history of hypertension presented to her gynecologist with a chief complaint of nipple retraction.

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February 10, 2010
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Extra-articular pigmented villonodular synovitis of the gluteus

Extra-articular pigmented villonodular synovitis of the gluteus

A 60-year-old woman presented to us with newly diagnosed breast cancer. She had a screening mammogram that revealed loose collections of punctate and linear calcifications on the left breast with ultrasound showing two to three poorly marginated hypoechoic zones. Breast biopsy was consistent with ductal carcinoma in situ with microinvasion. She underwent mastectomy with negative sentinel lymph node biopsy.

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December 10, 2009
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The utility of PET/CT in monitoring treatment response and detecting unusual metastases in esophageal cancer

The utility of PET/CT in monitoring treatment response and detecting
		unusual metastases in esophageal cancer

A 57-year-old man was referred to the oncology clinic with a 1.5-year history of cough without hemoptysis and progressive dysphagia, resulting in a 65-lb weight loss, approximately one-third of his baseline weight.

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August 10, 2009
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Malignant pheochromocytoma: indolent course and matching molecular characteristics on imaging

Malignant pheochromocytoma: indolent course and matching molecular
		characteristics on imaging

A 26-year-old woman with a past medical history significant for congenital heart disease, status-post multiple surgical interventions, congestive heart failure, scoliosis, and diabetes was initially found to have significant hypertension in 1997. CT scan of the abdomen and pelvis with contrast revealed a low density mass in the retrocaval region, thought to be a mass in the right adrenal gland, and a large, heterogeneous liver, suggestive of passive congestion vs. diffuse metastatic disease. A Doppler ultrasound of the renal arteries revealed no evidence of stenosis. A subsequent MRI of the abdomen confirmed the presence of a 3 cm × 2 cm right adrenal mass with moderate increased signal intensity on T2 and STIR images, and iso-intense on T1. Due to her history, this was felt to represent a pheochromocytoma. The liver was increased in size, but there was no evidence of metastatic liver lesions. OctreoScan revealed no evidence of uptake. A 24-hour urine collection for catecholamines was elevated.