Cardiac myxoma Flashcards
1
Q
what is it?
A
benign gelatinous mesenchymal neoplasm of endocardium
2
Q
epidemiology
A
rare, but…
most common primary tumor of heart in adults
females
3
Q
Location
A
atria, esp. LA
4
Q
Gross Pathology
A
tumor is:
- -pedunculated
- -polypoid
- -soft
- -gelatinous
- -friable
- -focally hemorrhagic
- -sometimes has attached thrombi
5
Q
Microscopic Patho
A
abundant myxoid (mucoid) matrix
scattered, stellate, globular, or polygonal cells w/ scant cytoplasm; occasionally multinucleated, single, or clustered…..
….may form vascular-like channels
6
Q
symptoms
A
dyspnea cough transient neuro fatigue fever
7
Q
signs
A
loud S1
diastolic rumble
diastolic tumor plop
holosystolic murmur
8
Q
presentation may mimic…
A
mitral stenosis
9
Q
complications
A
intermittent mitral obstruction
embolization (esp. to brain)
MI
sudden death
10
Q
Diagnosis
A
echo
11
Q
treatment
A
surgical excision…curative
