MBChB IV Paediatrics > Constipation > Flashcards

Constipation Flashcards

(7 cards)

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1
Q

Definition

A 
Not uniform
Characterised by
Large stool size
Infrequent bowel movements
Firm consistency
Delayed intestinal transit time
Pain/discomfort on defecation
Retentive posturing
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2
Q

Organic causes

A 
Neuromuscular dystrophy
Morphine, codeine
Anal atresia
Hypothyroidism
Prune belly syndrome
Down's
Gastroschisis
Hirschprung's 
Tumour
CP
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3
Q

Diff dx

A

Infant dyschezia

Non-retentive faecal incontenince

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4
Q

Colonic pathophysiology

A

R colon: desiccation of stool
L colon: further desiccation, rapid transport
Rectosigmoid: sensorimotor function
Functions regulated by neurotransmitters, intrinsic colonic reflexes and learned and reflex mechanisms

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5
Q

Approach to constipation

A

History
Physical examination
Investigations

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6
Q

Investigations

A 
Laboratory for underlying
AXR
Barium enema (Hirschprung's)
Radionucleotide scintigraphy
Anal manometry
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7
Q

Management

A 
Education
Disimpaction
Maintenance therapy
Behavioral modification - gastrocolic reflex
Diet
Treatment discontinuation
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MBChB IV Paediatrics
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