Retrocecal appendicitis
Shift of pain, tenderness
Right lower lobe pneumonia
Fever, tachypnea, bronchial icareubnitreathing
Left Upper Quadrant (LUQ) and Epigastric Pain
Colicky pain, hematuria
Tender, swollen testis, young age
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Example: McBurney’s point in late appendicitis
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Patterns of Referred Pain
Gastric pain Liver and biliary pain Colonic pain Uretral or kidney pain
origin of the diseased organ (foregut,midgut, hindgut)
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Somatic Pain
Stimuli Irritation of the peritoneum Sensation Sharp, localized pain Easily described Cardinal signs Pain Guarding Rebound Absent bowel
flatulence
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The Physiology of Abdominal Pain
Abdominal pain from any cause is mediated by either visceral or somatic afferent nerves Several factors can modify expression of pain Age extremes Vascular compromise (pain ‘out of proportion’) Pregnancy CNS pathology Neutropenia