Esophagus Flashcards
MCC of dysphagia and first line treatment?
Benign strictures, serial dilations
hiatal hernia ulcer? Mechanism
Cameron ulcer, constant movement
Child drinks drain cleaner and p/w drooling/vomiting but otherwise stable…. what next?
PO challenge
Benefit of hiatal mesh? what type is preferred? What if hiatus will no close with simple repair?
short term recurrence
absorbable
bridging mesh with NA
First line for hiatal hernia evaluation/imaging?
Upper GI
GS for esophageal loco-regional staging?
PET-CT chest
Diet for Nissen post op
1-2 weeks liquid diet to avoid worsening edema
Which operation for Right mid esophagus perforation with large defect, sick patient
R PLat thoracotomy, spit fistula, esophagectomy
Size for endoscopic zenkers tx?
> 3cm
Structural cause of zenkers?
cricopharyngeus
treatment of peptic esoph stricture?
dilation
Tx for met esophageal ca, chemo reg? Notable receptor target?
palliative – needs med onc, FOLFOX/ cisplatin/5fu or nivolumab
PDL-1
high grad dysplasia for esoph with short segment … tx?
EMR
low grade dysplasia on EGD, what next
6 month surveillance
demeester score indicating surgery appropriateness
14.7
Percent of population with GERD
20%
4 big causes of GERD
Diet/obesity, Scleroderma, lung path, hiatal hernia
4 dg studies for GERD s/s
manometry, Egd, motility, impedence, pHstudies
3 measures of a weak LES
P<6mmHg, 2cm length, abd length 1 cm
MC esoph dysmotility disorder
Achalasia
2 usual achalasia findings on manometry
no LES relaxation and absent esoph peristalsis
4 steps of GERD workup
1 - Acid Test(demeester)
2 - Manometry
3- Esophagram
4 - EGD(can be same day as surgery
GS for esoph dysmotility?
manometry
5 risk factors for GERD
Obesity, pregnancy, conn tiss disorders, hiatal hernia, DGE
GS start for GERD testing
acid test + impedence
6 PPI side effects
HypoMg, osteoporosis, hypergastrinemia, AIN, B12 deficiency, Lupus
4 surgical goals of anti-reflux procedure
1 - Reduce hernia
2- Tension free intra-abd
3 - Approx crura
4 - Fundo
Medical steps before fundo after confirmed GERD
diet, double ppi
6 GERD surgical indication
Failed BID
GERD complications
Preference
Cx of PPI
Lung Tx patients
Atypical pH proven(14.7)
Structural elements predisposing GERD? Inciting disease?
Hiatal hernia; scleroderma
4 studies for GERD preop
manometry, EGD, impedence, motility
3 objective measures of a defective LES predisposing to GERD
P<6; length<2cm; abdominal length>2cm
What is the most common esoph dysmotility disorder? 2 big dg tests and their findings
Achalasia
Manometry: poor LES relaxation with absent peristalsis
Esophogram: Bird’s Beak
Pseudoachalasia?
Tumor
MOA achalasia
dec inhib ganglion cells of LES
How is HTN LES diif than achalasia
Inc LES P but it does relax normally
DES treatment? med vs surgery
Nitrates, Tricyclics, Sildenafil
Long myotomy
Nutcracker tx?
Same as DES
Gold standard for esophageal leaks
Esophogram
3 components of the LES complex
esoph muscle
phrenoesophligament
Diaphragm
4 landmarks on the path of your EGD esoph approach
vocal cords and aryepiglottic folds
UES(cricopahryng m)
Aortic Arch(skeletal to smooth)
Squamocolumnar junction(LES)
GS test for esoph motility
manometry
5 indications for manometry
Dysphagia after EGD
Non cardiac chest pain
preop
postop
Dg motil dis
Demeester cutoff for GERD
14.72 (95%)
4 tests for GERD wu
acid(demeester)
Manometry
Esophogram
EGD
Impedence test is looking for….
bile reflux
5 alarm signs of GERD
WL
hematemesis
Dysphagia
Melena
Early satiety
starting point for classic GERD signs
PPI
6 side effects of PPI
Hypomg
Osteo
AIN
Lupus
B12 defic
Hypergastinemia
After suspicion of GERD, what do you start on
if that fails
if confirmed GERD
PPI
Workup
Double PPI
6 indication for GERD surgery
Failed medical
pt pref
Gerd med compl issues
PPI cx
Lung tx pt
If there is dysplasia but ready for anti-reflux surgery
ablation first