DDx For Diarrhea & Weight Loss

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    Congenital, Developmental Disorders:

    0 Agammaglobulinemia, congenital/autosomal

    0 Tufting Enteropathy/Epithelial Dysplasia

    Hereditary, Familial, Genetic Disorders:

    0 Cystic fibrosis

    (mucoviscidosis)

    0 Gardner syndrome

    0 Iga deficiency, selective

    0 Johanson Blizzard genetic

    syndrome (unco)

    0 Familial pheochromocytoma

    0 Turcot syndrome

    0 Acrodermatitis enteropathica

    0 Shwachman (Shwachman-

    Diamond) syndrome

    0 Microvillous familial

    diarrhea/Davidson's

    syndrome

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    Infectious Disorders (Specific Agent) :

    Severity Differential Diagnosis

    Active diarrhea, any CD4 count Viruses (especially Norwalk virus)

    Viral hepatitis

    Herpes enteritisC. difficile (suspect in patients who have

    recently undergone treatment with antibiotics,

    or hospitalization)

    Salmonella

    Shigella

    CampylobacterE. coliO157:H7

    Chronic diarrhea, any CD4 count C. difficile (suspect in patients who have been

    treated with antibioticsGiardia lamblia

    E. histolytica

    Chronic diarrhea, CD4 count

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    Allergic, Collagen, Auto-

    Immune Disorders:0Crohn's disease

    0 Inflammatory bowel

    disease

    0Diffuse intestinal

    ulceration (sprue)

    0 Sprue (glutenenteropathy)

    0Ulcerative colitis

    0Celiac disease

    0 Scleroderma bowel

    0Behcet's Disease

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    Metabolic, Storage Disorders:

    0Diabetic diarrhea syndrome

    0Pancreatic lipase deficiency

    0Fructose intolerance, hereditary

    0Congenital Sodium Diarrhea

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    Neoplastic Disorders:

    0Carcinoid syndrome/Carcinoid metastatic

    0Neuroblastoma

    0Pheochromocytoma

    0Zollinger-Ellison syndrome/gastrinoma

    0 Intestinal/gut lymphoma

    0Neural crest tumor

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    Deficiency Disorders:

    0Malnutrition, fetal

    0Folate depletion

    0Folic acid deficiency anemia

    0Malnutrition/Starvation

    0Pellagra/niacin deficiency

    0Zinc deficiency

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    Vegetative, Autonomic,

    Endocrine Disorders:0Hyperthyroidism (Graves disease)

    0Postural hypotension

    0Addison's disease (chronic adrenal ins)

    0Adrenocorticoid (Isolated) Deficiency

    0Hypergastrinemia

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    Reference to Organ System:

    0Chloride-wasting diarrhea

    0 Immune deficiency/suppressed status

    0Malabsorption syndrome

    0 Steatorrhea

    0Hypogammaglobulinemia/Agammaglobuline

    mia0Pancreatic insufficiency

    0Mastocytosis, systemic

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    Drugs:

    0Laxative abuse

    0Lactulose (Cephulac) Administration/Toxicity

    0 Sorbitol Administration/Toxicity/intake

    0Thyrotoxicosis/exogenous

    Poisoning (Specific Agent):0Alcoholism, chronic

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    Surgical, Procedure

    Complication:0 Ileum/jejunocolic bypass

    0 Small intestinal bypass

    0Pancreatectomy

    0 Short-bowel syndrome

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    Radiation Causes:

    0Radiation enteritis

    0Radiation proctitis

    0Radiation Colitis

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    I love happy

    ending !!