Tumours of adipose and smooth muscle tissue origin Flashcards
what is a benign and malignant tumour of adipose tissue called
benign = lipomas malignant = liposarcoma
what group of people does liposarcoma usually affect
adults, 50s to 60s
one of most common sarcomas
soft tissue of what part of thee body is usually affected in liposarcoma
deep soft tissue of retroperitoneum or extremities
what are the different histological subtypes of liposarcoma
well differentiated, myxoid, pleomorphic
what are benign and malignant tumours of smooth muscle tissue called
benign = leiomyoma malignant = leiomyosarcoma
how rare or common is leiomyoma in adults
one of the most common tumours in the body
describe the usual size of soft tissue leiomyomas
usually small(1-2cm)
what are some features of leiomyomas
fascicles of spindle cells, cigar shaped nuclei, minimal atypia and few mitosis
what gender are leiomyosarcomas more commonly seen in
females > males
what soft tissues are leiomyosarcomas usually seen in
deep soft tissues of extremities or retroperitoneum
what can happen if leiomyosarcomas are not completely excised
can recur and can be lethal due to haematogenous metastases to the lungs
