perichondrial


Also found in: Medical, Encyclopedia, Wikipedia.
Related to perichondrial: Perichondrial hematoma

per·i·chon·dri·um

 (pĕr′ĭ-kŏn′drē-əm)
n. pl. per·i·chon·dri·a (-drē-ə)
The fibrous membrane of connective tissue covering the surface of cartilage except at the endings of joints.

[New Latin : peri- + Greek khondros, cartilage; see chondro-.]

per′i·chon′dri·al (-drē-əl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Then few pieces of gelfoam were put in middle ear to create bed for perichondrial graft.
Complete removal of the perichondrial layer is necessary because it delays reepithelialization for 8 to 14 days in 7 mm punch biopsy wounds (2).
Perichondrial attached double cartilage block: a better alternative to the PORP.
Tgfbr1 is also called activin receptor-like kinase receptor ( Alk5 ),[22] ALK5 protein is strongly expressed in perichondrial progenitor cells for osteoblasts and in a thin chondrocyte layer located adjacent to the perichondrium in the peripheral cartilage.[23] Conditional knockout of the TGF-[sz] type I receptor Alk5 in skeletal progenitor cells resulted in growth plates that had an abnormally thin perichondrial cell layer, as well as reduced proliferation and differentiation of osteoblasts.[24]
Although the exact pathogenesis of heterotopic ossification is still unknown, the most plausible theory to explain these phenomena involves injury to local skeletal structures, with seeding of periosteal or perichondrial cells into ectopic tissue planes.
The tumors are thought to arise through a process of progressive endochondral ossification of aberrant cartilage of a growth plate following surgery or fracture or as a consequence of a congenital perichondrial deficiency and are the most common radiation-induced benign tumors [1, 4, 6].
Modified Welch procedure with sub perichondrial resection was done with a strut of prolene mesh in a majority of excavatum repairs and k wires in few.
This perichondrial arterial narrowing was believed to be responsible for ischemic changes and death of the metabolically active underlying cartilage with subsequent necrosis and extrusion.
who demonstrated that perichondrial cells were expressed a maximum level of hypertrophy at week two by using human IGF-1 following freeze-thaw injury in rats' ears [14].
Hartwell7 used silicone rubber re-placement with good results while Tajima8 used free perichondrial grafts as interpositional material.
The doctors reset the man's jaw and repaired his ear drum perforations with a surgical procedure known as perichondrial grafting.