Upper GI surgery Flashcards
Incidence, age and gender of oesophageal cancer
12/100,000
50-70
M:F 5:1
Risk factors for oesophageal cancer
Alcohol + smoking
Achalasia
GORD –> Barrett’s
Plummer-vinson
Pathophys of oesophageal cancer
65% adenocarcinoma in lower 3rd
-GORD –> Barrett’s –> dysplasia/cancer
35% SCC - upper and mid 3rd
Ix in oesophageal cancer
Diagnose - upper GI endoscopy + biopsy
TNM staging - CT/EUS/laparoscopy
Mx oesophageal cancer
Only 25% have resectable tumours
Incidence, age, sex of gastric cancer
23/100,000
50s
M:F 2:1
Risk factors for gastric cancer
Atrophic gastritis: pernicious anaemia, H. pylpori Diet: raised nitrates, smoked Smoking, low SEC Blood group A Adenomatous polyps
Pathology of gastric cancer
Mainly adenocarcinoma
Signs of gastric cancer
Anaemia, epigastric mass, jaundice, ascites
Hepatomegaly
Acanthosis nigricans
Virchow’s node - Troisier’s sign
Ix gastric cancer
Bloods - FBC+LFTS
Imaging - CXR, USS, Ba meal, gastroscopy
Biopsy - Signet ring cells
Gastric lymphoma cause
MALT lymphoma due to H. pylori
Bariatric surgery options
Laparoscopic gastric banding
Roux-en-Y gastric bypass
Types of bile stones and cause
Cholesterol - fat, female, fertile, forty
Pigmented stones - unconjugated bilirubin, black, due to haemolytic anaemia
Mixed - 75% of stones
Cholesterol stone formation
Admirand’s triangle - low bile, low lecithin, high cholesterol
Complications of gallstones in gallbladder
Biliary colic Acute/chronic cholecystitis Mucocele Carcinoma Mirizzi's syndrome