VENOUS AND LYMPHATIC SYSTEMS Flashcards
main characteristics of lymphatic system?
endothelial cell lined vessels
no basement membrane
superficial and deep lymphatic systems
superficial and deep lymphatic system only communicates with?
popliteal lymph nodes
inguinal lymph nodes
medial and lateral dorsum of foot
name this lymphatic system
superficial
toes, sole of foot, heel
drain to inguinal lymph nodes
medial system
name this lymphatic system
superficial
rays 3-5
drain to popliteal lymph nodes
lateral system
name this lymphatic system
drains into popliteal lymph noes
collecting ducts, lateral and plantar that corresponds with anterior tibial, peroneal and posterior tibial vessels
deep system
absent, underdeveloped, obstructed vessels and lymphatic valvular insufficiency leads to?
lymphedema
primary lymphedema can result due to?
defective at births, congenial
lymphedema preacox, most common
lymphedema tarda
secondary lymphedema can result due to?
acquired loss of function due to obstruction
lymphedema is when fluid production is greater than or less than fluid transportation?
due to?
greater
-overproduction of lymph fluid elevated venous pressure increased capillary permeability hypoproteinemia -inadequate transportation
T/F, lymphedema usually affects the lower extremities?
T
how does lymphedema present?
soft tissue swelling
pitting edema, supple skin
transitions to non pitting, indurated skin
*stemmer sign
inability to tent skin at base of digits is called?
stemmer sign
main DDx for lymphedema?
DVT CVI cellulitis/lymphangitis lipidema myexedema
lymphedema diagnosis?
clinically is enough
lympangiography
lymphoscintigriphy
CT/MRI
lymphedema tx?
compression
antibiotics
manual lymphatic drainage
diuretics
