Diverticulum Disease/Anatomy Physiology Flashcards

1
Q

What are the complications of diverticulum disease

A

[Diverticulitis bleed abscess from the narrowed colon fistula]

Diverticulitis
Bleeding
Abscess
Fistulas
Narrowed colon(—>obstruction)

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2
Q

Diverticular disease
Symptoms

A

{FACN vomiting}
Abdominal pain
Cramping
Nausea / vomiting
Fever

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3
Q

What is the Hinchey classification for diverticulum disease?

A

Hinchey classification; [the pericolic mesenteric abscess turned into pelvic abscess as stage 2 then in stage 3 generalization of the purulent peritonitis then as stage 4 the perforation causes fecal peritonitis.]
Stage1: pericolic and mesenteric abscess

Stage2: pelvic abscess

Stage3: generalized purulent peritonitis

Stage: fecal peritonitis

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4
Q

What are the 4 stages of Hinchey classification while ckaddifying diverticular disease?

A

PM.P.G.F
Stage 1: Pericolic and mesenteric abscess
Stage 2: Pelvic abscess
Stage 3: Generalized purulent peritonitis
Stage 4: Fecal peritonitis

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5
Q

What are the lab tests for colon volvulus?

A

Abd x-ray(COFFEE BEAN sign)
CT
&Barium enema(not used)

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6
Q

How long is the large colon

A

1.5meters

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7
Q

How to confirm cases of Diverticulitis?

A

CT scan and x-ray
(Barium enema and colonoscopy shouldn’t be performed in acute settings because colon rupture may occur;however they must be done after tx in every patient to exclude colon CARCINOMA)

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8
Q

Which artery supplies the small intestine and ascending colon?

A

Superior mesenteric a.

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9
Q

What are the branches of superior mesenteric a.?

A

1-inferior pancreaticoduodenal a.
2-Right colic a.
3-middle colic a.
4-ileocolic a.

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10
Q

What are the functions of the colon?

A

1-propulsion of feces
2-absorption of water and electrolyte
3-secretion of electrolytes
4-further breakdown of digested material by microbial flora

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11
Q

Which symptom is found in diverticulitis but not in diverticulum>

A

Pain is found in diverticulitis bcz it is an infection

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12
Q

What are the layers of the colon?

A

Inner to outer
1-mucosa
2-submucosa
3-muscularis propria (circular then longitudinal)
4-serosa

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13
Q

What is the definition of diverticulum disease?

A

Diverticulum is an abnormal sac or pouch protruding from the wall of a hollow organ due to Weakness in the intestinal wall
and is not hereditary

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14
Q

What is the differential diagnosis of diverticulum disease?

A

Tumor

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15
Q

The condition in which the bowel becomes twisted on its mesenteric axis that results in partial or complete obstruction of the bowel; is called?

A

Colon volvulus

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16
Q

What is the difference between ulcerative colitis and crohn’s?

A

It is based on the distribution of affected sites and the morphological expression of the disease at those sites

17
Q

What are the factors present in crohn’s?

A

-Discontinuous patchy infalmmation
-transmural (affects the full thickness of the bowel)
-may affect any part of the GIT
-Non-caseating granulamatous
-linear mucosal ulcers..
-no vascularization
-anemia
-stenosis

18
Q

What are the factors present in ulcerative colitis?

A

-Affects only the large intestines mainly rectum and sigmoid
-affect the mucosa and submucosal layer (inner layers)
-continuous inflammation

19
Q

Which parts and layers of the GIT is involved in ulcerative colitis?

A

Rectum and the submucosa and mucosal layers

20
Q

What is rectocele diagnostic methods?

A

DRE (lithotomy position) (digital rectal examination)

Defecography

21
Q

Rectocele tx?

A

Small rectocele dont require surgery

22
Q

What is the last option for tx of constipation?

A

Surgery

23
Q

What is the non-mechanical obstruction reason for constipation?

A

Long (1.5 m ) long sigmoid

24
Q

Know mechanical vs non-mechanical reasons for constipation….

A