Most common sign of acute hypoxia in neonates: (AIPG 2009)
|C||Cardiac arrest Tachypnea|
[Deletion of paracortical area of the lymph nodes]
1. The primary function of the thymus is the production of the thymic lymphocytes. It is the major site for lymphocyte proliferation in the body.
2. The importance of the thymus in lymphocytes proliferation and development of CMI is evident from the lymphopenia, deficient graft rejection and so called "runt disease" seen in neonatally thymectomized mice,
3. Deficient CMI is also seen in congenital aplasia of the thymus in human beings (Di George syndrome and in mice ('nude mice')
4. Lymphoid follicles are usually present but lymph node paracortical area and thymus
5. Dependent regions of spleen show variable degrees of depletion