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CAUSES OF NAUSEA/VOMITING

Early pregnancy Psychogenic vomiting Bulemia Pyloric channel ulcer Acute gastritis Gastric retention Viral gastroenteritis Acute gastroenteritis. Myocardial infarction Peritonitis Acute obstruction Neurologic emergency Drug toxicity Cancer therapy Drug withdrawal.

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CAUSES OF NAUSEA/VOMITING

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  1. Early pregnancy Psychogenic vomiting Bulemia Pyloric channel ulcer Acute gastritis Gastric retention Viral gastroenteritis Acute gastroenteritis Myocardial infarction Peritonitis Acute obstruction Neurologic emergency Drug toxicity Cancer therapy Drug withdrawal CAUSES OF NAUSEA/VOMITING

  2. HISTORY • Timing of symptoms • Relation to meals • Associated symptoms • Last menstrual period • Comorbid conditions • Epidemiologic data • Drug history

  3. PHYSICAL EXAM • Vital signs • Skin • HEENT • Abdomen • Neurologic

  4. LABORATORY • Rule out obstruction and peritonitis • HCG • Urinalysis • Electrolytes, BUN, creatinine, glucose • Transaminases, amylase • EKG, head CT, upper GI &/or endoscopy

  5. MANAGEMENT • Phenothiazines • Compazine & Phenergan • Centrally acting non-phenothiazines • Tigan • Vestibular disturbances • Antivert • Motion sickness • Dramamine & Scopolamine • Pregnancy • No approved • Others • Marinol, Zofran, Kytril

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