GI Flashcards
The RUQ contains
Liver, gallbladder, ascending colon, kidney and pancreas (sm. amt)
The LUQ contains
Stomach, pancreas, descending colon, kidney
The RLQ contains
Appendix, ileum, cecum, ovary
The LLQ contains
sigmoid colon, ovary
What is a + psoas sign
RLQ pain is produced when pt raises their right leg against resistance of pressure from the practitioners hand or when they lie on their left side and extend the right leg from the hip
What does a + psoas sign indicate
Peritoneal irritation/peritonitis
What is a + obturator sign
Inward rotation of the hip causes RLQ pain
What does a + obturator sign suggest
Peritonitis
What is a + Rosvigs Sign
Deep palpation of the LLQ produces pain in the RLQ
What does a + Rosvigs sign suggest
Peritonitis
What is McBurney’s Point
the area between the superior iliac crest and umbilicus in the RLQ
What does tenderness at McBurney’s Point suggest?
Appendicitis
What is a + Markle’s Jar Test
Pt raises heels and drops them suddenly which produces pain, also positive if pt refuses to do this r/t pain
What is rebound tenderness
Worsening abdominal pain when hand is released after abdominal palpation compared with pain on deep palpation
What is Murphy’s sign
Press deeply on the RUQ under the costal margin during inspiration. Midinspiratory arrest is a + Murphy’s
What does a + Murphy’s sign suggest?
Cholecystitis
What is Carnett’s Sign
Pt does an abdominal crunch if this worsens pain then the source is the abdominal wall
Sx of Appendicitis
Acute onset of periumbilical pain, pain at McBurney’s pint, anorexia, low grade fever, RLQ, rebound tenderness, guarding
+Psosa, obturator, heel jar, Rosvigs, Rebound tenderness
What is the modality of imaging for appendicitis
CT
Sx of Cholecystitis
RUQ pain or epigastric pain that worsens within 1 hr after a fatty meal, nausea, vomiting and anorexia
What is the imaging modality for cholecystitis
Ultrasound
If U/S is inconclusive for cholecystitis what would you order
HIDA scan
What condition produces an elevation in bilirubin but normal LFTs
Gilbert’s syndrome
What are symptoms of colon cancer
Vague GI sx, may have IDA, changes in bowel habits/stools, bloody stools (heme +), dark tarry stools, mass on abdominal palpation
What is the gold standard screening for colorectal cancer?
Colonoscopy q10 years
Can also do FIT annually
What are the differences between Crohn’s and Colitis
Crohn occurs from mouth to anus, sx depends on affected area (watery diarrhea, bloody diarrhea, fever, anorexia, wt loss, dehydration, fatigue, periumbilical pain, fistuale, perianal disease
UC: Occurs in the colon/rectum
-sx: bloody diarrhea with mucus, cramps, bloating, gas, fever, anorexia, wt loss, fatigue, arthralgias, arthritis, IDA or anemia of chronic disease
Crohn’s and UC increase the risk of:
Colon cancer
Toxic Megacolon
What is GERD
acidic contents regurgitate from stomach into esophagus related to inappropriate LES relaxation
Food triggers for GERD
-chocolate, mints, caffeine, ETOH, carbonated drinks, tomatoes, citrus, fatty foods, spice
Med triggers for GERD
CCB, NSAIDs, nitrates, anticholinergics, iron, bisphosphonates, quinidines, theophylline, alpha adrenergic receptor agonists
Sx of GERD
- chronic heartburn
- associated with fatty or large meals
- worsens when supine
- acidic/sour taste in mouth
- thinning enamel
- chronic sore throat/cough
What is a complication of GERD
Barrett’s esophagus
What is the treatment of GERD
First Line: Lifestyle changes avoid large/fat meals, 3-4 hrs pre bedtime, avoid triggers, weight loss, smoking cessation
Pharm:
Antacid
H2 antagonist
PPI
What are longterm risks of PPI use?
Risk of osteoprosis, interstital nephritis, low magnesium, C. Diff, decreased iron absorption