causes of nausea/vomiting n early pregnancy n psychogenic vomiting n bulemia n pyloric channel ulcer...

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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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Page 1: CAUSES OF NAUSEA/VOMITING n Early pregnancy n Psychogenic vomiting n Bulemia n Pyloric channel ulcer n Acute gastritis n Gastric retention n Viral gastroenteritis

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

Page 2: CAUSES OF NAUSEA/VOMITING n Early pregnancy n Psychogenic vomiting n Bulemia n Pyloric channel ulcer n Acute gastritis n Gastric retention n Viral gastroenteritis

HISTORY

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

Page 3: CAUSES OF NAUSEA/VOMITING n Early pregnancy n Psychogenic vomiting n Bulemia n Pyloric channel ulcer n Acute gastritis n Gastric retention n Viral gastroenteritis

PHYSICAL EXAM

Vital signs Skin HEENT Abdomen Neurologic

Page 4: CAUSES OF NAUSEA/VOMITING n Early pregnancy n Psychogenic vomiting n Bulemia n Pyloric channel ulcer n Acute gastritis n Gastric retention n Viral gastroenteritis

LABORATORY

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

endoscopy

Page 5: CAUSES OF NAUSEA/VOMITING n Early pregnancy n Psychogenic vomiting n Bulemia n Pyloric channel ulcer n Acute gastritis n Gastric retention n Viral gastroenteritis

MANAGEMENT

Phenothiazines– Compazine & Phenergan

Centrally acting non-phenothiazines– Tigan

Vestibular disturbances– Antivert

Motion sickness– Dramamine & Scopolamine

Pregnancy– No approved

Others– Marinol, Zofran, Kytril