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Gastrointestinal Tract
Powerpoint
16
Pathology
Undergraduate 2
03/01/2011

Additional Pathology Flashcards

 


 

Cards

Term

Duplication cyst

Definition

Embryonic anomaly usually found in the greater curvature of the stomach

Criteria

Cyst is lined with alimentary tract epithelium

Cyst has a well-developed muscular wall

Cyst is contiguous with the stomach

Clinical findings

US findings of an anechoic cyst in likely area

Term

 

Gastric bezoar.

 

Definition

 

Categories.

Trichobezoars.

Phytobezoars.

Concretions.

Movable, intraluminal masses.

Clinical findings of N/V and pain.

 

US findings of an intraluminal, mobile, complex mass with a leading edge hyperechoic strip on the fasting pt

 


Term
Trichobezoars
Definition
hair balls in young women
Term
Phytobezoars
Definition
vegetable matter (unripe persimmons)
Term
Concretions
Definition
inorganic matter (sand, asphalt, shellac)
Term

 

Polyp

 

Definition

 

Outgrowth of tissue from the wall.

US findings.

With fluid distention appears as a solid mass adhered to the gastric wall.

 

Term
Leiomyomas
Definition

 

.

Most common tumor of the stomach.

Mimics carcinoma.

US findings of a hypoechoic mass contiguous with the muscle layer of the stomach.

 

 

Term
Gastric carcinoma
Definition

 


Sixth leading cause of death—seen most often in older males.

½ Occurs in pylorus.

US findings of the “target” or “pseudokidney” sign

 

Term
Lymphoma
Definition

 


Can occur as a primary tumor of the GI tract.

US findings of a large and poorly echogenic mass, thickening of gastric walls and a spokewheel pattern within the mass

Most common gastric tumor found in children under 10

 

Term
Leiomyosarcoma
Definition


Second most common leiomyosarcoma

US findings of a target-shaped lesions with possible central necrosis due to large size


Term
Metastatic disease
Definition

This disease is rare

Term
Obstruction and/or dilation
Definition


Dilatation of bowel loops proximal to the site of obstruction

US findings echo-free tube

Term
McBurney’s point 
Definition
where appendix lies
Term
Acute appendicitis
Definition

 


Luminal obstruction and inflammation of the appendix

Symptoms of RLQ pain, rebound tenderness localized over McBurney’s point, N/V

US findings

Appendix wall > 2 mm thick with a target shape in the transverse

 

Term
Mucocele
Definition


Gross enlargement of the appendix most commonly caused by
fecalith


Term
Crohn’s Disease
Definition

Regional enteritis

A recurrent granulomatous inflammatory disease that affects the terminal ileus, colon or both

Clinical findings of diarrhea, fever and RLQ pain

US findings of target sign with sluggish or absent peristalsis

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