| retrograde cardioplegia | Cardioplegia effected by delivery of solutions via the coronary veins. (05 Mar 2000) |
|---|---|
| retrograde chromatolysis | Synonym: central chromatolysis. (05 Mar 2000) |
| retrograde conduction | Conduction backward from the ventricles or from the A-V node into and through the atria. Synonym: retroconduction, ventriculoatrial conduction, V-A conduction. (05 Mar 2000) |
| retrograde degeneration | The series of changes in a neuron following the severing of its axon, including central chromatolysis with displacement of the nucleus. (12 Dec 1998) |
| retrograde ejaculation | <urology> Ejaculation backwards into the bladder instead of forward through the urethra. (11 Jan 1998) |
| retrograde embolism | Embolism of a vein by an embolus carried in a direction opposite to that of the normal blood current, after being diverted into a smaller vein. Synonym: venous embolism. (05 Mar 2000) |
| retrograde hernia | A double loop hernia the central loop of which lies in the abdominal cavity. (05 Mar 2000) |
| retrograde intussusception | The invagination of a lower segment of the bowel into one just above. (05 Mar 2000) |
| retrograde memory | Memory for that which occurred before an event such as a brain injury. (05 Mar 2000) |
| retrograde menstruation | A flow of menstrual blood back through the fallopian tubes; it sometimes carries with it endometrial cells. Supplementary menstruation, bleeding from the navel or urinary tract due to endometriosis occurring at the time of menstruation. Suppressed menstruation, nonappearance of menstrual bleeding from whatever cause. Vicarious menstruation, bleeding from any surface other than the mucous membrane of the uterine cavity, occurring periodically at the time when the normal menstruation should take place. (05 Mar 2000) |
| retrograde metamorphosis | An effect whereby the productivity of a microbial strain used in a commercial process diminishes after repeated transfer from one culture media to another, often caused by genetic mutation. (14 Nov 1997) |
| retrograde P wave | The P wave pattern in the electrocardiogram representing retrograde depolarisation of the atria, the impulse spreading from the A-V junction or the lower atrium upward. (05 Mar 2000) |
| retrograde pyelography | Pyelography in which contrast material is injected into the ureters from an endoscope in the bladder. (05 Mar 2000) |