Gastrointestinal Flashcards
Griffith’s point
Splenic flexure; most common site of infarction
Congenital hypertrophy of pigmented retinol epithelium
Desmoid tumors/epidermal cysts
Mandibular osteomas
Gardner’s syndrome
IMA and SMA anastomosis
Marginal artery of Drummon
MC site of gastric CA
Pylorus and antrum
Favored location: lesser curvature of antropyloric region
What is the length of the esophagus?
25cm
What is the distance of GEJ from incisor of teeth?
40cm - 43m
What is the pharyngoesophageal fistula located in the cricopharyngeus?
Zenker’s diverticulum
What syndrome involves esophageal tear involving all layers?
Boerhaave Syndrome
What is the thin, submucosal ring in the lower esophagus associated with a hiatal hernia?
Schatzki’s ring
Which blood type is associated with duodenal ulcer? gastric ulcer?
Ulcer - Blood Type
Duodenal Ulcer: Type O
Gastric Ulcer: Type A
What are periumbilibal metastatic nodules associated with stomach CA?
Sister Mary Joseph’s Nodule
What is the most common primary site for GI lymohoma?
Stomach
What is the pre pyloric vein of Mayo?
Landmark for pylorus
What artery is involved in bleeding peptic ulcers?
Gastoduodenal artery
Most common complication of duodenal ulcer?
Perforation Bleeding (Back) Air (Anterior)
What is the location of Virchow nodes?
Left supraclavicular lymph nodes
What enteric nervous system is responsible for muscular contraction?
Auerbach/Myenteric plexus (between inner circular and outer longitudinal muscles)
What enteric nervous system is responsible for secretion?
Meissner (Submucosa) plexus
What is the definition of a short bowel syndrome ?
<200cm of small bowel in an adult patient
Resection of 50-80% after bowel surgery
What is the Waldeyer’s fascia?
Rectosacral fascia that extends from S4 to the rectum
What are visceral metastasis to posterior cul-de-sac?
Blummer’s Shelf
What marks the transition between hind gut and distal anus?
Dentate line
Ectoderm - distal anus
What is the fascia anterior to lower third of the rectum?
Denonviolier’s fascia
What is the length of appendix?
6-9cm
What is the most common site of Stomach CA?
Pylorus
What is the stomach CA metastases to the ovaries?
Krukenberg Tumor
What is the length of the small intestine?
5-10m (ave of 6m)
The type of hernia which contains a Meckel’s diverticulum?
Littre’s hernia
Where are brunner’s glands located?
Duodenum, submucosa
What is the most common complication of PUD?
Bleeding
Which nerve is left highly intact in selective vagotomy?
Nerves of Latarjet
Supplies pylorus
From posterior and anterior vagus
Terminates at incisura as Crow’s foot
What nerve is responsible for recurrent ulcer?
Criminal nerve of Grassi
From what branch is the criminal nerve of Grassi?
Branch from posterior vagus
Supplies the posterior fundus
What is the counterpart of the external oblique muscles in the scrotum?
Poupart ligament/inguinal ligament
Camper’s fascia
Scarpa’s fascia Fascia lata: superficial fascia in the thigh
Colle’s fascia
Dartos fascia
External oblique Poupart ligament/inguinal ligament
Superficia inguinal ring
Internal oblique Middle spermatic fascia
Transversus abdominis Not found in the scrotum
Transversalis fascia Internal spermatic fascia
What makes up the conjoint tendon?
Internal oblique and transversus abdominis
What is the counterpart of the internal oblique muscles in the scrotum?
Middle spermatic fascia
Camper’s fascia
Scarpa’s fascia Fascia lata: superficial fascia in the thigh
Colle’s fascia
Dartos fascia
External oblique Poupart ligament/inguinal ligament
Superficia inguinal ring
Internal oblique Middle spermatic fascia
Transversus abdominis Not found in the scrotum
Transversalis fascia Internal spermatic fascia
Which abdominal structure is not found in the scrotum?
Transversus abdominis
Camper’s fascia
Scarpa’s fascia Fascia lata: superficial fascia in the thigh
Colle’s fascia
Dartos fascia
External oblique Poupart ligament/inguinal ligament
Superficia inguinal ring
Internal oblique Middle spermatic fascia
Transversus abdominis Not found in the scrotum
Transversalis fascia Internal spermatic fascia
Where is the location of epigastric vessels?
Posterior rectus sheath
Which vessels are responsible for rectus sheath hematoma?
Inferior epigastric vessels
Location: posterior to the posterior rectus sheath
Where do most water absorption occur?
Jejunum
