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Lymphedema, also known as lymphoedema and lymphatic edema, is a condition of localized swelling caused by a compromised lymphatic system. [2] The lymphatic system functions as a critical portion of the body's immune system and returns interstitial fluid to the bloodstream .
Primary lymphedema is a form of lymphedema which is not directly attributable to another medical condition. It can be divided into three forms, depending upon age of onset: congenital lymphedema, lymphedema praecox, and lymphedema tarda. [1] Congenital lymphedema presents at birth. Lymphedema praecox presents from ages 1 to 35.
The pathophysiology is not yet well understood. Leukocytoclastic vasculitis is proposed to be the underlying cause resulting in reactive lymphedema. [2] Prolonged standing with full knee extension and minimal movement for a prolonged period of time is postulated to induce a temporary failure in pumping the venous and lymphatic systems in the calf region leading to acute gravity-dependent ...
The lymphatic system, or lymphoid system, is an organ system in vertebrates that is part of the immune system and complementary to the circulatory system.It consists of a large network of lymphatic vessels, lymph nodes, lymphoid organs, lymphatic tissue and lymph.
Lymphedema praecox [2] is a condition characterized by swelling of the soft tissues in which an excessive amount of lymph has accumulated, and generally develops in females between the ages of nine and twenty-five. This is the most common form of primary lymphedema, accounting for about 80% of the patients.
Lymphatic disease is a class of disorders which directly affect the components of the lymphatic system. Examples include Castleman's disease [1] and lymphedema. [2]
Elephantiasis, often incorrectly called elephantitis, is the enlargement and hardening of limbs or body parts due to tissue swelling (). [1] [2] It is characterised by edema, hypertrophy, and fibrosis of skin and subcutaneous tissues, due to obstruction of lymphatic vessels (). [2]
Lymphadenopathy or adenopathy is a disease of the lymph nodes, in which they are abnormal in size or consistency.Lymphadenopathy of an inflammatory type (the most common type) is lymphadenitis, [1] producing swollen or enlarged lymph nodes.