The phrase
"abnormal development" refers to when something does not grow or develop in the expected or typical way.
Full definition
Two ingredients common in many hair - and skin - care products have been linked to
abnormal development of breasts in boys.
Congenital eye conditions
include abnormal development of the tear ducts, eye lashes and / or eyelids, and tight eyelid - eyeball conformation.
Bouret and colleagues found that mice lacking Magel2, one of the genes responsible for PWS,
display abnormal development of the brain connections that normally trigger satiation, telling the body it has gotten enough to eat.
The researchers said that caffeine appeared to improve long - term breathing by reducing lung injury and
abnormal development during the newborn period, «rather than the caffeine molecule having any direct effect on the lung itself.»
Although there is substantial evidence from neuroimaging studies that the brain of a child with autism is
undergoing abnormal development, little is known about the underlying cellular, molecular and genetic mechanisms that lead to the onset of autistic symptoms.
Pembroke Welsh Corgis can be afflicted with several eye problems including, cataracts, Progressive Retinal Atrophy which causes eventual blindness, and Retinal Dysplasia, which
causes abnormal development of the retina and can lead to blindness also.
Canine hip dysplasia (CHD) is an orthopedic condition resulting
from abnormal development of the hip joint and surrounding tissue causing the instability and partial dislocation of the hip joint, resulting in pain, inflammation, lameness, and potentially osteoarthritis of the joint.
Neurocutaneous disorders are caused
by abnormal development of cells in the embryonic stage, leading to tumors in various parts of the body, including the skin, organs, bones, brain and spinal cord.
Follicular dysplasia, also called canine recurrent flank alopecia, cyclic flank alopecia, color dilution alopecia, blue Doberman syndrome and black hair follicular dysplasia, is a general term for a non-inflammatory condition that
involves abnormal development of hair follicles, which are the depressions in the skin that contain the roots from which hair grows.
Ectodermal dysplasia is a term that covers a wide group of diseases associated
with abnormal development of any tissue of ectodermal origin, namely skin, nails and teeth.
The U.S. National Institutes of Health's National Toxicology Program — a government program that coordinates federal studies of chemicals» adverse effects — warns that BPA exposure may lead to
abnormal development in infants and the Canadian government last year banned its use in baby bottles.
Certain eye problems are common,
including abnormal development of the retina, cataracts and a degenerative retinal condition that can eventually cause blindness.
The researchers found that a common cleft lip and palate gene mutation resulted in
abnormal development of salivary gland ducts such that they could not properly pump the buffering liquid and protective immune compounds into the mouth.
According to the Mayo Clinic, the cause of SIDS is unknown, although it may involve
an abnormal development in the baby's brain that takes care of his ability to breathe and wake up from sleep.
Furthermore, if the blanket is wrapped too tightly around the hips, it can lead to hip dysplasia, a condition that causes the ball of the hip to become dislocated from the hip socket, resulting in
abnormal development of the hip joint.
Although the authors conclude that
abnormal development of intestinal microbiota after cesarean delivery may continue beyond infancy, the relationship between vaginal birth, clostridial colonization, and asthma remains unclear.
Of the 287 chemicals detected, over 200 are known to be toxic to the brain, over 100 are known carcinogens and 208 can cause
abnormal development.
The experiments show that poor diet can lead to
abnormal development of the pancreatic beta cells which make insulin, the hormone vital for regulating blood sugar levels.
Driven by revelations of lead in children's toys, hormone - mimicking chemicals in plastic baby bottles and controversial flame - retardants in furniture, state environmental officials drafted a set of rules aimed at products with chemicals that have been linked to illness or abnormal development
The next steps in the research include studying salivary composition in cleft lip or palate patients, as well as additional genes associated with cleft lip or palate to determine if they contribute to
abnormal development of the salivary glands.
«Some neuropsychiatric disorders, such as schizophrenia and autism, are characterized by
the abnormal development of synaptic connectivity in certain key parts of the brain,» explains Schneggenburger.
Theodor Boveri linked incorrect chromosome number in urchin embryos with
abnormal development.
They found that at normal therapeutic doses, the drug led to
abnormal development of microchambers, including decreased size, problems with muscle contraction and lower beat rates compared with heart tissue that had not been exposed to thalidomide.
Scientists say the high levels of radiation and low gravity could hinder conception or lead to
abnormal development.
The technique also detected three cases of other chromosomal disorders that lead to
abnormal development, Quake's group reports online today in the Proceedings of the National Academy of Sciences.
Central in this approach are the Polycomb Group proteins, a class of epigenetic regulators that control chromatin structure and have been implicated both in normal and
abnormal development.
Nicotine exposure, before and after birth, can cause a child to have hearing problems due to
abnormal development in the auditory brainstem.
Phthalates are endocrine system disruptors known to cause infertility, reduced testosterone levels and, most worrisome, cause
abnormal development of the male reproductive system while in utero.
Our immune system is designed to protect our bodies from invaders and foreign materials, as well as from
any abnormal developments that occur inside of us.
High levels of estrogen causes early puberty, infertility, and
abnormal development of the brain and sex organs.
The balance between androgens and estrogens is of fundamental importance in determining normal or
abnormal development of the male reproductive tract.26
Hip dysplasia can be described as a faulty or
abnormal development of the hip.
Researchers believe that the breeds most commonly affected are the «chondrodystrophic» ones in which
an abnormal development of the bones results in various skeletal disproportions, such as short legs and noses.