diseases Archive

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Zollinger-Ellison Syndrome Symptoms, Causes, Treatment

Zollinger-Ellison syndrome (ZES) is characterized by peptic ulcers, diarrhea, and marked gastric acid hypersecretion in association with a gastrin-secreting non–β islet cell endocrine tumor (gastrinoma). The reported incidence of gastrinomas ranges from 0.5 to 4 cases per million of the population per year. ZES is a rare

Eosinophilic Esophagitis Symptoms, Causes, Treatment

Eosinophilic esophagitis is a chronic and increasingly recognized inflammatory disorder of the esophagus characterized by abnormal infiltration of eosinophils of the esophageal mucosa, often resulting in dysphagia and food impaction. The disorder is being diagnosed with much greater frequency and increased recognition alone may not be responsible

Ulcerative Colitis Symptoms, Causes, Treatment

Unlike Crohn disease, inflammation in ulcerative colitis is limited to the mucosal layer of the colon. The rectum is virtually always involved, with inflammation extending proximally in a confluent fashion. The extent of proximal involvement is variable. A significant proportion of patients have disease confined to the


Jaundice is the abnormal accumulation of bilirubin in body tissues which occurs when the serum bilirubin level exceeds 50 µmol/L (3 mg/dL). Excess bilirubin causes a yellow tinting to the skin, sclera and mucous membranes. A basic knowledge of bilirubin metabolism is necessary to understand the investigations

Crohn Disease and Ulcerative Colitis

Crohn disease and ulcerative colitis are inflammatory bowel diseases (IBDs) of undetermined cause. The diseases strike rich and poor, men and women, whites, blacks, and Asians. It is most frequently diagnosed in individuals between fifteen and thirty years of age. The Crohn’s & Colitis Foundation of America