Gastric Leiomiosarcoma Flashcards

1
Q

Definition

A

Maligant tumor of smooth muscle cells,in gastric and intestinal wall
GI, uterus,abdomen
More often on intestinal wall than stomach
Older animal, large dogs, rare horses

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2
Q

Clinically

A

Diarrhea,vomiting,anorexia,weight loss,abd pain

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3
Q

Gross

A

Small to large,invasive, grey mass
Indistinct margins
Necrosis, harmorrhages

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4
Q

Micro

A

Uncapsulated
Spindle and cigar cells
Mitosis
Hyperthrophy of lymphoid tissue

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5
Q

Evo

A

Low rate of metastasis

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6
Q

Ddx

A

Leyomiomas and lymphoma

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