The Abdomen Flashcards
Visceral periumbilical pain may signify what?
Early acute appendicitis from distention of an inflamed appendix
Visceral pain in the RUQ may result from what?
liver distention against its capsule in alcoholic hepatitis
Pain of duodenal or pancreatic origin may be referred where?
to the back
Pain from the biliary tree may be referred where?
to the right shoulder or the right posterior chest
Pain from the pleurisy or inferior wall myocardial infarction may be referred to where?
the epigastric area
Studies suggest neuropeptides such as 5-hydroxytryptophan and substance P, mediate interconnected symptoms of what?
pain, bowel dysfunction, stress
In emergency rooms, 40-45% of patients have nonspecific pain, but 15-30% need surgery, usually for what?
appendicitis, intestinal obstruction, or cholecystitis
Doubling over with cramping colicky pain indicates what?
renal stone
Sudden knifelike epigastric pain occurs in patients with what condition?
gallstone pancreatitis
Epigastric pain occurs with what two conditions?
gastritis and GERD
Right upper quadrant and upper abdominal pain are common in what condition?
cholecystitis
Note that angina from inferior wall coronary artery disease may present as indigestion, but is precipitated by what are relieved by what?
precipitated by exertion and relieved by rest
Bloating may occur from what three things?
Inflammatory bowel disease, belching from aerophagia, or swallowing air
Patients with upper abdominal discomfort or pain will have functional dyspepsia, which can be caused by multifactorial causes including what 4 things?
delayed gastric emptying, gastritis from H. pylori, peptic ulcer disease, and psychosocial factors
What are the risk factors for GERD?
reduced salivary flow, delayed gastric emptying, selected medications, and hiatal hernia
Note that angina from inferior wall coronary ischemia along the diaphragm may present as what?
Heartburn
30-90% of patients with asthma and 10% with specialty referral for throat conditions have symptoms like what condition?
GERD-like symptoms
Patients with uncomplicated GERD who do not respond to empiric therapy, patients older than 55, and those with alarm symptoms warrant endoscopy to detect what?
esophagitis, peptic strictures, or Barrett’s esophagus
Approximately what percent of GERD patients will have no disease on endoscopy?
50%
RLQ pain or pain that migrates from the periumbilical region, combined with abdominal wall rigidity on palpation, is most likely to predict appendicitis. However, in women consider what three other conditions?
pelvic inflammatory disease, ruptured ovarian follicle, and ectopic pregnancy
cramping pain radiating to the right or left lower quadrant may be what?
a renal stone
Left lower quadrant pain with a palpable mass may be what?
diverticulitis
Diffuse abdominal pain with absent bowel sounds and firmed, guarding, or rebound on palpation is seen in what condition?
small or large bowel obstruction
Change in bowel habits with mass lesion indicates what?
colon cancer
Intermittent pain for 12 weeks of the preceding 12 months with relief from defecation, change in frequency of bowel movements, or change in form of stool without structural or biochemical abnormalities are symptoms of what condition?
irritable bowel syndrome
Anorexia, nausea, and vomiting accompany many GI disorders including what?
diabetic ketoacidosis, adrenal insufficiency, hypercalcemia, uremia, liver disease, emotional states, adverse drug reactions, and other conditions
Induced vomiting without nausea is indicative of what?
anorexia/bulimia
Regurgitation occurs in what three conditions?
GERD, esophageal stricture, esophageal cancer
Vomiting and pain indicate what?
small bowel obstruction
Fecal odors occur with what conditions?
small bowel obstruction or gastrocolic fistula
Hematemesis may accompany what conditions?
esophageal or gastric varices, gastritis, or peptic ulcer disese
Symptoms of blood loss such as lightheadedness or syncope depend on what?
The rate and volume of bleeding and are rare until blood loss exceeds 500 mL
If a patient complains of abdominal fullness after light or moderate meals or early satiety, what should you consider?
diabetic gastroparesis, anticholinergic medications, gastric outlet obstruction, gastric cancer, early satiety in hepatitis
Indicators of oropharyngeal dysphagia include what?
drooling, nasopharyngeal regurgitation, and cough from aspiration in neuromuscular disorders affecting motility such as stroke or Parkinson’s disease
Gurgling or regurgitation of undigested food occur in structural conditions like what?
Zenker’s diverticulum
Pointing to below the sternoclavicular notch indicates what?
esophageal dysphagia
If solid foods cause dysphagia, consider what conditions?
esophageal stricture, web or schatzki’s ring, neoplasm
If solids and liquids cause dysphagia, consider what TYPE of disorder?
motility
If there is odynophagia, what conditions should you consider?
esophageal ulceration from radiation, caustic ingestion, or infection from Candida, cytomegalovirus, herpes simplex, or HIV
For patients who complain about flatus, what should you consider?
aerophagia, legumes or other gas-producing foods, intestinal lactase deficiency or irritable bowel syndrome
Acute diarrhea, especially food borne, is usually cause by what?
infection
Chronic diarrhea is typically noninfectious in origin, as in what two conditions?
Crohn’s disease and ulcerative colitis
High-volume, frequent watery stools usually from where?
the small intestine
small volume stools with tenesmus, or diarrhea with mucus, pus, or blood occur in what conditions?
rectal inflammatory conditions
Oily residue, sometimes frothy or floating, occurs with what conditions?
steatorrhea (fatty diarrheal stools), malabsorption in celiac sprue, pancreatic insufficiency, and small bowel bacterial overgrowth
diarrhea is common with the use of what medications?
penicillins and macrolides, magnesium-based antacids, metformin, and herbal and alternative medicines
Mechanisms of constipation include what?
slow transit and outlet delay from impaired expulsion
Thin, pencil-like stool occurs in what?
An obstructing “apple core” lesion of the sigmoid colon
What medications promote constipation?
anti-cholinergic agents, calcium-channel blockers, iron supplements, and opiates
Constipation occurs with what conditions?
diabetes, hyperthyroidism, hypercalcemia, multiple sclerosis, Parkinson’s disease, and systemic sclerosis
Obstipation signifies what?
intestinal obstruction
Melena may appear with as little as 100 mL of blood from what (where)?
upper gastro-intestinal bleeding
Hematochezia if more than 1000 mL of blood, is usually from where?
lower gastrointestinal bleeding
Blood on the surface or toilet paper may occur with what condition?
hemorrhoids
Predominantly unconjugated bilirubin occurs from what three mechanisms?
increased production of bilirubin, decreased uptake of bilirubin by the hepatocytes, and decreased ability of the liver to conjugate bilirubin
Predominantly unconjugated bilirubin occurs in what conditions?
hemolytic anemia and Gilbert’s syndrome
Impaired excretion of conjugated bilirubin is seen in what conditions?
viral hepatitis, cirrhosis, primary biliary cirrhosis, and drug-induced cholestasis, as from oral contraceptives, methyl testosterone, and chlorpromazine
What two conditions may obstruct the common bile duct?
gallstones or pancreatic carcinoma