head trauma and brain injury are common causes of emergency cases, and predispose multiple psychiatric complications. the head trauma, itself, often occurs after some psychiatric disorders, like mood or substance related disorders. so, the complex interaction of these factors often causes difficulties in diagnosis and management of the patients. the side effects of surgical and medical treatmen...

We determined the effects of mono-L-arginine-containing compounds on pial arterioles of anesthetized piglets. A closed cranial window was implanted, and the diameter of one pial arteriole was determined by intravital microscopy. Diameter was determined during application of artificial cerebrospinal fluid containing no drugs and during application of 10-5 10-4, 10-3, and 10-2 M L-arginine (ARG),...

An endogenous digitalis-like substance (DLS) may be involved in the pathogenesis of essential hypertension and pre-eclampsia. The digoxin levels in maternal and cord blood of 504 randomly selected patients were determined. Since none of the patients received digoxin, these levels indicated a crossreacting substance (immunoreactive DLS). DLS levels were significantly higher in the cord blood of ...