Primary Lymphoedema - Abnormality's of the structures within the lymphatic system usually caused from genetic factors (Milroys Disease, Lymphoedema Praecox, Lymphoedema Tarda)
Secondary Lymphoedema - Is acquired due to external or environmental factors (Filariasis, Surgery, Radiotherapy, Trauma, Infections)
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Primary lymphedema is caused by congenital abnormalities in the lymphatic system, while secondary lymphedema is a result of damage to the lymphatic system due to surgery, radiation therapy, infection, or trauma. Primary lymphedema is typically present at birth or develops later in life without an obvious trigger, while secondary lymphedema is acquired after a known event or condition.
Primary sources are original materials created at the time of the event or historical period being studied, while secondary sources interpret or analyze primary sources. Primary sources offer first-hand accounts of events, while secondary sources provide analysis, interpretation, or commentary on primary sources.
Primary IV tubing is used to deliver the main IV solution, while secondary IV tubing is used to deliver additional medications or fluids. Primary tubing typically has a larger diameter and is connected directly to the IV bag, while secondary tubing is connected to the primary tubing through a port.
Blue is a primary color that is generally associated with calmness and tranquility, whereas purple is a secondary color made by mixing blue and red. Purple is often seen as a color of creativity and luxury, blending the stability of blue with the energy of red.
If the primary circuit is closed, the current will flow through the primary coil, inducing a magnetic field. This magnetic field will in turn induce a current in the secondary coil, allowing for the transfer of energy from the primary to the secondary circuit.
Primary sources and secondary sources. Primary sources are firsthand accounts or direct evidence of an event, while secondary sources are interpretations, analysis, or commentary on primary sources.