A fontanel may be soft and depressed as a result of dehydration. Also spelled fontanelle, fonticulus. Fontanels. fontanel Fontanelle, soft spot Anatomy A membrane-covered region on the skull of a fetus/infant, which corresponds to the convergence of suture lines, where ossification has not yet occurred fontanel
(February 2012) (Learn how and when to remove this template message) Tibial dyschondroplasia (TD) is a metabolic disease of young poultry that affects the growth of bone and cartilage. Often occurs in broilers (chickens raised for meat) and other poultry which have been bred for fast growth rates.
Causes: Rhegmatogenous retinal detachments(rd) are caused by a tear in the retina. Serous rd's are caused by fluid leakage under the retina. The rd is repaired by doing a pneumatic retinopexy, a vitrectomy a scleral buckle or a combination of the three.