Oesophageal conditions Flashcards

1
Q

what are the two main ways which cause oesophageal conditions ?

A

mechanical obstruction
mucosal disruption

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2
Q

what is oesophageal varies ?

A

when you get abnormal enlarged veins in the oesophagus

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3
Q

why does oesophageal varices occur and what is the main cause of it ?

A

due to portal hypertension
mainly caused by liver cirrhosis

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4
Q

what is portal hypertension ?

A

shunting of blood in anastomoses

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5
Q

what are clinical features pf oesophageal varices ?

A

cirrhosis/chronic liver disease
rupture haematemesis
large volumes of dark red blood

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6
Q

how would you diagnosis oesophageal varices ?

A

endoscopy

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7
Q

how would you manage ruptured oesophageal varices ?

A

ABC + correct clotting (before endoscopy)

Terlipressin (vasoactive)

endoscopic variceal bad ligation

sengtaken - Blakemore (tube)

TIPS (shunt)

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8
Q

what is Mallory-Weiss tear ?

A

tear of tissue of the tissue of the lower oesophagus

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9
Q

what is Mallory-Weiss caused by ?

A

prolonged and vigorous retching and vomiting

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10
Q

who is a risk factor for Mallory-Weiss tear ?

A

alcoholics

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11
Q

what are clinical features of Mallory-Weiss tear ?

A

haematemesis (vomiting blood) after an episode of forceful or recurrent retching, vomiting, coughing or straining

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12
Q

how would you diagnose mallory-Weiss tear ?

A

upper GI endoscopy

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13
Q

how would you manage Mallory-Weiss tear ?

A

mostly self limiting so treatment is generally supportive

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14
Q

What is GORD and what does it stand for ?

A

Gastro-esophageal reflux disease

back flow of acid and stomach contents into esophagus

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15
Q

what is GORD mostly caused by ?

A

an incomponent lower oesophageal sphincter ( where sphincter fails to close)

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16
Q

what are clinical features of GORD?

A

heartburn (epigastric pain) , nausea with or without vomiting, dysphagia

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17
Q

how would you investigate for GORD (4) ?

A

endoscopy
barium swallow (esophagogram test)
oesophageal manometry
24 hr pH monitoring

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18
Q

how would you manage GORD?

A

antacids e.g. gaviscon (over the counter)
Proton Pump Inhibitor - 1st line
H2-receptor antagonists - 2nd line

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19
Q

what complications can GORD cause ?

A

strictures
oesophagitis
Barretts oesophagus

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20
Q

what are main PPI ?

A

(end in -zole)
lansoprazole
omeprazole

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21
Q

what are the main H2-receptor antagonists ?

A

(end in -tidine)
nizatidine
famotidine

22
Q

what is achalasia ?

A

failure of oesophageal peristalsis and of relaxation of the lower oesophageal sphincter

23
Q

what causes achalasia ?

A

degenerative loss of ganglia from aurbach’s plexus

24
Q

what are clinical features of achalasia ?

A

heartburn
nausea with or vomiting
dysphagia (food and liquid)

25
how would you investigate achalasia ?
oesophageal manometry (confirms) barium swallow would show BIRD BEAK APPEARANACE
26
how would you manage achalasia ?
pneumatic (ballon) dilation - 1st line Heller cardiomyopathy - 2nd line ( or recurrent/persistent symptoms)
27
what is oesophageal manometery ?
a tube that measure LOS pressure while patient sips water
28
what is esophagitis ?
inflammation that may damage damage tissue of the oesophagus
29
what causes esophagitis (4) ?
infection reflux allergic (eosinophilic) drug induced
30
what are the symptoms of esophagitis ?
painful swallowing (odynophagia) difficult swallowing (dysphagia) chest pain (heartburn)
31
what are the two types of esophagitis ?
reflux oesophagitis esophagitis (eosinophilic)
32
how do you diagnose reflux oesphagitis and what would it show ?
upper endoscopy shows signs of erosion
33
how would you manage reflux oesophagitis ?
PPI - 1st line
34
what are main complications of reflux oesophagitis ?
ulceration stricture barretts oesophagus
35
what is esophagitis (eosinophilic) associated with ?
asthma atopic dermatitis food allergies
36
how would you diagnose esophagitits ( eosinophillic) and what does it show ?
upper endoscopy with biopsy shows presence of eosinophils and signs of trachealization
37
how would you manage esophagitis (eosinophilic) ?
PPI + dietary advice
38
what is the main complication of eosophagitis (eosinophilic) ?
stricture
39
what is barretts oesophagus ?
metaplasia (transformation) of the lower oesophageal mucosa
40
what causes barretts oesophagus and what is a big risk factor ?
chronic oesophageal injury from chronic reflux of gastric content GORD is a big risk factor
41
what are clinical features of Barrett's oesophagus ?
often asymptomatic patients often have coexistent GORD symptoms
42
how would you investigate for Barretts oesophagus and what does it show ?
endoscopy it would show columnar epithelium (with goblet cells)
43
how would you manage Barretts oesophagus ?
PPI endoscopic surveillance
44
what would you do if Barretts oesophagus has a dysplastic change ?
radio frequency ablation
45
what are the two main types of oesophageal cancer ?
squamous cell carcinoma (upper/middle) - 90% adenocarcinoma (lower)
46
what are social risk factors for oesophageal cancer ?
smoking, alcohol, hot drinks
47
what are associated conditions of oesophageal cancer ?
GORD Barretts oesopphagus metabolic syndrome
48
what are clinical features of oesophageal cancer ?
hallmark feature is dyshagia weight loss hoarseness haematemesis
49
how would you investigate for oesophageal cancer ?
upper GI endoscopy with biopsy
50
how would manage oesophageal cancer ?
surgical resection
51
what is the main cancer type associated with Barretts ?
adenocarcinoma