Rectal Cancer
Fig. 18.1 A 62-year-old woman who presents with a rectal adenocarcinoma involving the sphincter complex. She is not a candidate for sphincter-preserving operation. The patient underwent neoadjuvant chemoradiation therapy followed…
ONCOLOGY
Locally Advanced Breast Cancer (LABC)
Fig. 5.1 Inflammatory breast cancer: Note the swollen breast, erythema, skin thickening, and peau d’orange. (Courtesy of Quyen D. Chu, MD, MBA, FACS) Fig. 5.2 (a): Pictures of patients with…
Local Excision of Early-Stage Rectal Cancer
T1N0 No evidence of lymphovascular invasion Well-differentiated to moderately differentiated tumor Tumor < 3 cm in diameter Involved < 30 % circumference of rectal wall Posterior Approach The approach to locally resect rectal cancer…
Adrenal Lesions
Fig. 14.1 A patient with benign bilateral adrenal lesions. He has a symptomatic left adrenal myelolipoma and underwent a left adrenalectomy. The 5 cm asymptomatic lesion on the right side…
Pancreatic Neuroendocrine Tumors (PNETs)
Clinical presentation Diagnosis Malignant potential Location in the pancreas Localization studies Insulinoma Symptoms of hypoglycemia Whipple’s triad Hypoglycemia Fasting glucose <40 mg/dl Symptomatic relief with glucose Glucose <45 mg/dl (no sulfonylurea)…
Hereditary Colorectal Cancer and Polyposis Syndromes
Fig. 20.1 Distribution of colorectal cancer cases (Courtesy of Quyen D. Chu, MD, MBA, FACS) Lynch Syndrome The most common form of heritable CRC is Lynch syndrome, which accounts for…
Small Bowel Cancer
Type of cancer Incidence rate Common site Risk factors 5-year survival Carcinoid 37–44 % Ileum (44 %) MEN1a 60–75 % Adenocarcinoma 33–36 % Duodenum (55 %), jejunum (30 %), ileum…
Gastric Cancer
Fig. 9.1 EGD picture of a 51-year-old man with a large gastric fundus adenocarcinoma (Courtesy of Quyen D. Chu, MD, MBA, FACS) While an EGD confirms the pathologic diagnosis in…
Nonmelanoma Skin Cancers
Fig. 2.1 A superficial basal cell carcinoma (BCC) with a characteristic raised, “pearly” appearance is depicted (a, yellow circle, c). A locally advanced infiltrative BCC is shown on the left…
Colon Cancer
Fig. 16.1 Fearon and Vogelstein proposed genetic model of colorectal carcinogenesis. CRC is the result of accumulated mutations of multiple genes that are involved with cell growth and differentiation Dietary…
