Achalasia Flashcards

1
Q

define Achalasia etymologically?

A

without relaxation

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2
Q

what is the proposed aetiology?

A

problem with myenteric plexus

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3
Q

what age are people most commonly affected?

A

middle-aged

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4
Q

which genetic condition is associated with achalasia?

is this condition dominant or recessive?

A

Allgrove syndrome

recessive

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5
Q

which infection can cause achalasia & why?

what is another name for this infection?

A

trypanosoma cruzi infection

damages myesnteric plexus

chagas disease

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6
Q

what is a typical Hx of someone with achalsaia?

A

Chronic dysphagia, regurgitating food, lost weight and I cough when lying down

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7
Q

what happens to weight?

A

weight loss

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8
Q

why is oesophagus dilated?

A

LES sphincter can not relax

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9
Q

what essentially is the LES sphincter?

A

bundle of muscles

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10
Q

why is there coughing?

A

regurgitation

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11
Q

which complication of achalasia has an increased risk when asleep?

why does risk increase when asleep?

A

aspiration pneumonia

more likely to regurgitate

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12
Q

which malignancy has a 140x increase risk?

A

oesophageal cell carcinoma

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13
Q

symptoms of achalasia?

-3

A

Dysphagia (solids and liquids)
Heartburn
Regurgitate food

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14
Q

gold.S Ix?

A

manometry

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15
Q

What are the primary Ix for achalasia?

-3

A

manometry
endoscope
barium swallow

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16
Q

why might endoscopy be done in the investigative process?

A

exclude cancer

17
Q

barium swallow will have what appearance?

what is this appearance nicknamed as?

A

oesophagus dilated, tapers off at LES

bird beak appearance

18
Q

result on CXR

A

wide mediastinum

19
Q

which treatment option has best outcome?

A

heller cardiomyotomy

20
Q

what is the risk of heller cardiomyotomy ?

A

GORD

21
Q

surgery is not possible, what treatment option can be used instead?

what is this option essentially doing?

A

botulinum toxin injection

paralyse LES

22
Q

explain what happens in a cardiomyotomy?

A

LES sphincter located in cardia, muscles of LES sphincter are cut

23
Q

which treatment option has risk of perforation?

A

endoscopic pneumatic dilation

24
Q

person has dysphagia which is explained by a cancer.

is this called achalasia?

why?

A

no

for it to be called achalaisa there can be no other explanation