(a.) Existing at, or dating from, birth; pertaining to one from birth; born with one; connate; constitutional; natural; as, a congenital deformity. See Connate.
Example Sentences:
(1) The origin of the aorta and pulmonary artery from the right ventricle is a complicated and little studied congenital cardiac malformation.
(2) Cor triatriatum (CT) is a rare congenital defect, surgically correctable, and sometimes difficult to diagnose by cardiac catheterization.
(3) The position of the cyst supports the theory that branchial cysts are congenital in origin.
(4) In addition, congenital anemias such as sickle cell disease can impact on the health of the mother and fetus.
(5) A case of congenital subglottic fibroma is presented.
(6) Congenitally deficient plasmas were used as the substrate for the measurement of procoagulant activities in a one-stage clotting assay.
(7) Attempts to eliminate congenital dislocation of the hip by detecting it early have not been completely successful.
(8) Instead of later renal failure and, of course, mental retardation, it was the histological features of the fetus eyes which permit to diagnose and exhibit both congenital cataract and irido-corneal angle dysgenesis.
(9) In the interim, sonographic studies during pregnancy in women at risk for AIDS may be helpful in identifying fetal intrauterine growth retardation and may help raise our level of suspicion for congenital AIDS.
(10) After early repair of congenital cardiovascular defects, such as coarctation of the aorta, late stenosis may become a problem.
(11) This study examines the morphology of sporadic congenital microphthalmia in 1-day-old chicks, with particular emphasis on the neural retina.
(12) It is usually associated with a left superior caval vein draining into the coronary sinus and is frequently part of a complex congenital malformation of the heart.
(13) Aplasia of the trachea associated with multiple congenital anomalies is described in a stillborn male foetus with single umbilical artery.
(14) Neuromuscular disorders in small animals include a diverse group of congenital and acquired diseases.
(15) Urologic evaluation of all patients with congenital scoliosis is recommended; however, diagnostic ultrasonographic evaluations of the urinary tract have proven to be an acceptable alternative as an initial screening modality.
(16) These examinations are used in the evaluation of congenital heart disease for preoperative planning and postoperative evaluation.
(17) Further management of the congenital cases was based on the experience that children outgrow this disorder; periodic dilatation may augment the natural process.
(18) Congenital defect of a cervical pedicle produces a rare clinical syndrome with a characteristic X-ray picture associated with vague clinical signs often accentuated after trauma.
(19) We document four patients, including two sibs, with asphyxiating thoracic dystrophy and mild congenital hydrocephalus.
(20) A case of mixed congenital abnormalities in a fetus demonstrated ultrasonographically during the second trimester of pregnancy in an uncontrolled insulin-dependent diabetic mother is presented.
Postnatal
Definition:
(a.) After birth; subsequent to birth; as, postnatal infanticide; postnatal diseases.
Example Sentences:
(1) The effects of postnatal methyl mercury exposure on the ontogeny of renal and hepatic responsiveness to trophic stimuli were examined.
(2) With [125I-Tyr11]SRIF as a radiolabeled ligand, the specific ligand binding to crude membrane increased transiently in the early phase of postnatal development and then decreased.
(3) Results of the present study show that epithelial cells of ciliated columnar type covering vocal cords change remarkably to nonciliated squamous cells between prenatal and postnatal stages.
(4) This reactivity decreased first during late postnatal development.
(5) One patient died of pulmonary hypoplasia, but all the survivors showed restoration toward normal form postnatally.
(6) The study of three stages of postnatal development in the rat brain shows changes in the mucopolysaccharides content of the axons in function of the stage of development.
(7) These results suggest that the postnatal absence of PRL in mice does not result in a major reduction in the total population of TIDA neurons.
(8) The inter-connecting linkage system develops postnatally, and the 'tip-linkages' are already found in one-week-old mice, suggesting that the critical organization of the micromechanics of the stereocilia matures rapidly during the postnatal period.
(9) As early as postnatal Day 2, NPY-I nerves were observed in connective tissue septa of the developing ovary.
(10) We have studied the postnatal ontogeny of creatine kinase (CK) and the glycolytic enzymes phosphoglycerate kinase (PGK), phosphoglycerate mutase (PGM), enolase (En), and pyruvate kinase (PK) in rat brain and uterus.
(11) The postnatal development of substance P-like immunoreactivity (SP-LI) in the urinary bladder (assayed by radioimmunoassay and immunohistochemistry) was investigated in rats and compared with changes in the contractile response to acetylcholine, SP or capsaicin.
(12) G beta and 48-kDa protein mRNAs are already detectable at birth, opsin mRNA appears by postnatal day 5 (P5), G gamma mRNA at P6 and G alpha mRNA by P8.
(13) The inhibition of muscle cell proliferation which takes place in the early stages of the postnatal heart growth does not seem to be caused primarily by a disturbance of their S-phase.
(14) Between postnatal days 6 and 25, both endorphin and enkephalin levels increase, approaching their adult distribution pattern.
(15) These cells were observed throughout postnatal life from the second postnatal day to the oldest cats studied (up to 13 years old).
(16) Electron microscope examinations of the developing triadic junction in fibers from leg muscles of fetal and postnatal rats reveal a range of complexity from no structural connections across the space between apposed membranes of T and SR to all of the junctional structures visible in adult rat muscle fibers.
(17) Offspring of marmosets reached adult values of 14CO2 exhalation at 8 days postnatally when using [14CO2]-methacetin as substrate and at 30 days postnatally using [14C2H5]-phenacetin in the breath test.
(18) These observations suggest that refractive anomalies such as anisometropia that limit high frequency spatial resolution and binocular integration can present a major obstacle to the postnatal development of binocular vision.
(19) Newborn rats were rendered hyperthyroid (daily subcutaneous injections of L-triiodothyronine, 10 micrograms 100 g-1 body weight) or hypothyroid (0.05% 6-n-propyl-2-thiouracil in drinking water to nursing mothers) during the first 3 weeks of postnatal life.
(20) 5beta-Dihydrotestosterone was adminstered to mothers for 4 days from Day 12 to Day 15 of pregnancy (prenatal treatment) and to pups for 5 days of postnatal life (neonatal treatment) at daily doses of 1 mg and 200 mug, respectively.