In HFRS , there are increased vascular permeability .
In HFRS , there decreased blood pressure due to endothelial dysfunction and the most dramatic damage is seen in the kidneys , whereas in HPS , the lungs , spleen , and gall bladder are most affected .
In HFRS , there are increased vascular permeability and decreased blood pressure due to endothelial dysfunction and the most dramatic damage is seen in the kidneys , whereas in HPS , the lungs , spleen , and gall bladder are most affected .