Here we review the structure of the lymphatic collecting vessels in health and in lymphedema, focusing on the histopathological changes of the lymphatic vessel wall based on the …

Collecting lymphatics are segmented vessels with unidirectional valves, with each segment, called a lymphangion, possessing an intrinsic pumping mechanism. The lymphangions propel lymph …

Lymphatic vessels drain and propel lymph by exploiting external forces that surrounding tissues exert upon vessel walls (extrinsic mechanism) and by using active, rhythmic contractions of …

Diagram of lymphatic microanatomy. Initial lymphatic vessels converge into collecting lymphatic vessels, which flow into lymph nodes. Initial lymphatics have leaky flap junctions allowing fluid …

Jul 18, 2024 · Precollecting and collecting lymphatics The lymphatic capillaries converge to form the collecting lymphatics (or collectors) which have both valves and smooth muscle, with walls …

Collecting lymphatics (50–200 μm diameter) are composed of endothelial cells, a basement membrane, lymphatic muscle cells, pericytes, and endothelial valves that prevent retrograde …

The collecting lymphatics have circumferential smooth muscle coverage and luminal valves that propel and maintain unidirectional flow of lymph fluid. Along the way, the lymph, which is rich …

Jan 3, 2024 · Collecting lymphatics differ from capillary lymphatics by possessing intraluminal valves, LSMCs and a continuous basement membrane. LSMCs lymphatic smooth muscle …

Jun 2, 2023 · Collecting lymphatic vessels have a continuous basement membrane, smooth muscle cell coverage to provide contractile activity to assist blood flow and intraluminal valves …

Aug 3, 2015 · Collecting lymphatics transport lymph back to the venous circulation in a low-pressure, low-flow system that operates without a central pump and have therefore developed …