Passive immunity is provided when a person is given antibodies to a disease rather than producing them through his or her own immune system. A newborn baby acquires passive immunity from its mother through the placenta.
And now still suffering from chest discomfort and tightness but also assocaited with upper abdominal pain to the left side and feel it to my middle back also left side when this happen yesterday i had cold sweating and Blood pressure was ( 100 / 70 ) with severe disturbing nausea ..
Can a knot in the upper left back (roughly chest high) cause tightness and pain in the center of the chest, worse more Can a knot in the upper left back (roughly chest high) cause tightness and pain in the center of the chest, worsened by motion/deep inhalations?