MORBID ANATOMY 



1683 



rhagic patches. Scheube and Plehn draw attention to a round- 

 celled infiltration of the interlobular connective tissue, which the 

 latter calls a beri-beric interstitial hepatitis. The cells show fatty 

 degeneration, cloudy swelling, and at times necrosis. The spleen 

 may show some cyanosis, and be slightly enlarged and indurated, 

 but usually it is normal. The wall of the gall-bladder may be 

 oedematous at times; the pancreas is normal. The suprarenals 



Fig. 734. — Beri-Beri; Dropsical Fig. 735. — Beri-Beri: Dry or 



OR Hypertrophic Form. Atrophic Form. 



may be pigmented and congested with vacuolated cells. The 

 kidneys are usually swollen and hyperaemic, and there may be 

 haemorrhages into the glomeruli, tubules, and pelvis, together with 

 cloudy swelling and cellular infiltration. The ureters and bladder 

 are usually normal. 



The nervous system is markedly affected. The meninges of the 

 brain mxy be hyperaemic, and there may be some hyperaemia of the 

 brain substance itself, and increase of fluid in the ventricles, but 



