نتایج جستجو برای: regional anomaly
تعداد نتایج: 244271 فیلتر نتایج به سال:
background: external genital anomalies are the most common congenital disorders in male infants with unknown etiology in the majority of cases. according to recent reports, incidence rate of these anomalies is rising in different countries. this study aimed to evaluate the prevalence of external genital anomalies and possible underlying factors in male newborns. methods: this cross-sectional st...
talon cusp is a dental anomaly also known as an eagle’s talon. it is an extra cusp on an anterior tooth which arises as a result of evagination on the surface of a crown before calcification has occurred. the exact etiology is unknown. the incidence of talon cusp is less than 6%. commonly involved teeth are maxillary incisors, usually unilateral but in some instances bilateral. the classical ra...
The relationship between the mean and spatial variability of Northern Hemisphere surface temperature anomalies over the last 1200 years is examined using instrumental and proxy records. Nonparametric statistical tests applied to 14 well-studied, annually resolved proxy records identify two centuries roughly spanning the Medieval Climate Anomaly as characterized by increased spatial variability ...
The role of the U (1) A anomaly in QCD phenomenology is reviewed, focus-ing on the relation between quark dynamics and gluon topology. Topics covered include a generalisation of the Witten-Veneziano formula for the mass of the η ′ , the determination of pseudoscalar meson decay constants, radiative pseudoscalar decays and the U (1) A Goldberger-Treiman relation. Sum rules are derived for the pr...
Seasonality and interannual variability in North American photosynthetic activity reflect potential patterns of climate variability. We simulate 24 yr (1983–2006) and evaluate regional and seasonal contribution to annual mean gross primary productivity (GPP) as well as its interannual variability. The highest productivity occurs in Mexico, the southeast United States and the Pacific Northwest. ...
The situation of stable and slightly advancing glaciers in the Karakoram is called the “Karakoram anomaly”. Glacier surface velocity is one of the key parameters of glacier dynamics and mass balance, however, the response of glacier motion to this regional anomaly is not fully understood. Here, we characterize the spatial-temporal variations in glacier velocity over the Central Karakoram from 1...
Monitoring complex production systems is primordial to ensure management, reliability and safety as well as maintaining the desired product quality. Early detection of emergent abnormal behaviour in monitored systems allows pre-emptive action to prevent more serious consequences, to improve system operations and to reduce manufacturing and/or service costs. This study reports the design of a ne...
Abundant hydroclimatic evidence from western Amazonia and the adjacent Andes documents wet conditions during Heinrich Stadial 1 (HS1, 18-15 ka), a cold period in the high latitudes of the North Atlantic. This precipitation anomaly was attributed to a strengthening of the South American summer monsoon due to a change in the Atlantic interhemispheric sea surface temperature (SST) gradient. Howeve...
Abstract Bicornuate uterus is class IV and septate uterus is class Vin uterine anomaly classification. Bicornuate uterus is almost always treated by laparotomy and metroplasty. But the treatment of choice for septate uterus is hysteroscopic metroplasty. Bicornuate- septate uterus which is described in this paper is a new class of uterine anomaly(between class IV & V). The advantages of hyster...
Congenital anomalies of the coronary arteries have been a known subject since the advent of cardiac angiography, and has been a subject of special interest by both cardiologists and cardiac surgeons, We have tried in this article to present a case of anomalous origin of LAD from RCA (RMT) in a 55 year old lady (Mrs. B.J.) and to completely discuss this subject. It's worthmentioning that thi...
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