T2-GI Disorders: Hypertrophic Pyloric Stenosis Flashcards Preview

Pediatrics-MJ > T2-GI Disorders: Hypertrophic Pyloric Stenosis > Flashcards

Flashcards in T2-GI Disorders: Hypertrophic Pyloric Stenosis Deck (17):
1

What is hypertrophic pyloric stenosis?

A GI obstruction disorder

2

When does HPS usually occur?

First few weeks of life

3

Is HPS familial?

Yes

4

Who is HPS predominant in?

White, first-born males

5

Patho of HPS:
Enlarged circular muscle of the pyloris, so _____ the pyloric canal between the stomach and duodenum. What further narrows the canal?

Decreases; Inflammation and edema further narrow canal

6

HPS prevents emptying of ____

Gastric contents

7

Physical findings of HPS: ___ and ____ during the first few weeks of life

Regurgitation and nonprojectile vomiting

8

Physical findings of HPS: When does projectile vomiting begin?

2-3 weeks of age

9

Physical findings of HPS: What happens with appetite/

Insatiable appetitie and weight loss, dehydration, and constipation

10

Physical findings of HPS: What is the vomitus like?

Nonbilious, can contain blood

11

**TEST QUESTION:
Physical findings of HPS: What type of mass is palpated in epigastrium?

"Olive" mass is palpated in epigastrium in HPS!!!

12

What happens in pyloric stenosis (HPS)?

Pyloric sphincter is blocked

13

Does the stenosis of HPS happen quickly or gradually?

Gradually stenosis forms over weeks

14

What happens initially with HPS? Then what?

-Initially spit up after feedings, then begin projectile feedings
-Still hungry after feeding
-Decrease stopping and urinating due to less fluid getting through
-FTT and dehydration

15

Management of HPS: what is the surgical procedure for this?

Pyloromyotomy

16

What is done before surgery for HPS?

Correction of fluid and electrolyte imbalance

17

What is the post-op feeding schedule?

Introduce gradually within 4-6 hours, then full feeding schedule by 48 post-op

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