| DREZ | dorsal root entry zone |
|---|---|
| DRL | dorsal root, lumbar; drug-related lupus |
| DRN | dorsal raphe nucleus |
| DRP | digoxin reduction product; dorsal root potential; dystrophin-related protein |
| DRR | digitally reconstructed radiograph; Division of Research Resources [NIH]; dorsal root reflex |
| flat flap | A flap in which during transfer the pedicle is left flat or open, i.e., untubed. Synonym: open flap. (05 Mar 2000) |
|---|---|
| free bone flap | Portion of cranium removed and detached from overlying soft tissue structures. (05 Mar 2000) |
| free flap | Island flap in which the donor vessels are severed proximally, the flap is transported as a free object to the recipient area, and the flap is revascularised by anastomosing its supplying vessels to vessels there. (05 Mar 2000) |
| French flap | A rectangular flap raised in an elastic area, with its free end adjacent to a defect; the defect is covered by stretching the flap longitudinally until the end comes over it. Synonym: advancement flap, French flap. (05 Mar 2000) |
| full-thickness flap | A flap of the full thickness of mucosa and submucosa or of skin and subcutaneous tissues. (05 Mar 2000) |
| lined flap | A flap covered with epithelium on both sides; e.g., a folded skin flap. (05 Mar 2000) |
| lingual flap | A flap derived from the tongue; used to close a defect in an adjacent part, such as the lip or palate. Synonym: lingual flap. (05 Mar 2000) |
| liver flap | <clinical sign, neurology> Abnormal muscle tremor consisting of involuntary jerking of the hands. May be seen in liver disease. (27 Sep 1997) |
| local flap | A flap transferred to an adjacent area. (05 Mar 2000) |
| ganglion cells of dorsal spinal root | Pseudounipolar nerve cell bodies in the ganglia of the dorsal spinal nerve roots; the sensory spinal nerves are composed of the peripheral axon branches of these sensory ganglion cell's, whereas the central axon branch of each such cell enters the spinal cord as a component of the dorsal root. (05 Mar 2000) |
| medial dorsal cutaneous nerve | <anatomy, nerve> The medial terminal branch of the superficial peroneal nerve, supplying the dorsum of the foot and dorsal nerves to the toes (except adjacent sides of great and second toes). Synonym: nervus cutaneus dorsalis medialis, dorsal medial cutaneous nerve. (05 Mar 2000) |
| superficial dorsal sacrococcygeal ligament | <anatomy> The continuation of the supraspinal ligament from the sacrum to the coccyx. Synonym: ligamentum sacrococcygeum posterius superficiale, superficial posterior sacrococcygeal ligament. (05 Mar 2000) |
| superficial dorsal veins of clitoris | A pair of veins on the dorsum of the clitoris, tributary to the external pudendal vein on either side. Synonym: venae dorsales clitoridis superficiales. (05 Mar 2000) |
| superficial dorsal veins of penis | A pair of veins on the dorsum of the penis superficial to the fascia penis; they are tributaries of the external pudendal veins on each side. Synonym: venae dorsales penis superficiales. (05 Mar 2000) |
| deep dorsal sacrococcygeal ligament | <anatomy> The continuation of the posterior longitudinal ligament uniting the sacrum and coccyx. Synonym: ligamentum sacrococcygeum posterius profundum, deep posterior sacrococcygeal ligament. (05 Mar 2000) |