HIV-RELATED SMOOTH MUSCLE TUMORS AND SMOOTH MUSCLE TUMORS OF THE CENTRAL NERVOUS SYSTEM

1996 ◽  
Vol 55 (5) ◽  
pp. 623 ◽  
Author(s):  
Sonya Arnold ◽  
Nancy Tresser
2001 ◽  
Vol 125 (2) ◽  
pp. 264-266
Author(s):  
Satish Krishnamurthy ◽  
Stephen Kent Powers ◽  
Javad Towfighi

Abstract Primitive neuroectodermal tumors (PNETs) of the central nervous system are uncommon embryonal neoplasms, rarely occurring in adults. Differentiation into specific mesenchymal tissues, such as cartilage, bone, skeletal muscle, smooth muscle, or adipose tissue, is rare. We report a case of a 51-year-old woman with a PNET of cerebrum that showed extensive mature adipose tissue differentiation. This is the second case, to our knowledge, of PNET of cerebrum with adipose tissue elements that has been described.


Author(s):  
Selim Cellek

Sexual stimuli (tactile, visual, olfactory, and imaginative) are processed and integrated in the central nervous system which then activates certain autonomic and somatic pathways within the peripheral nervous system. This coordinated activation of the central and peripheral nervous systems leads to penile erection which is actually a result of relaxation of vascular and cavernosal smooth muscle in the penis. In the flaccid (detumescent) penis, the smooth muscle tone is heightened. Penile erection (tumescence) requires a decrease in the smooth muscle tone. The tone of the penile smooth muscle therefore is the main determinant of erectile function. In this chapter, the current information on the control of erectile function by this central-peripheral-smooth muscle axis will be reviewed.


1939 ◽  
Vol 2 (4) ◽  
pp. 356-360 ◽  
Author(s):  
Orthello R. Langworthy ◽  
Seymour J. Rosenberg

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