Related Experiment Video

Updated: Aug 13, 2026

Simultaneously Capturing Real-time Images in Two Emission Channels Using a Dual Camera Emission Splitting System: Applications to Cell Adhesion
10:30

Simultaneously Capturing Real-time Images in Two Emission Channels Using a Dual Camera Emission Splitting System: Applications to Cell Adhesion

Published on: September 4, 2013

Duplex systems

S M Whitten1, D T Wilcox

  • 1Fetal Medicine Unit, Department of Obstetrics and Gynaecology, University College London Medical School, London, UK.

Prenatal Diagnosis
|December 18, 2001
PubMed

Insights

Duplex kidneys, a congenital condition affecting 0.8% of people, can lead to complications like urinary tract infections in children. Early prenatal diagnosis via ultrasound aids in developing postnatal strategies to minimize associated morbidity.

Area of Science:

  • Pediatric Urology
  • Congenital Abnormalities
  • Medical Diagnostics

Background:

  • Duplex kidneys are a common congenital anomaly, present in 0.8% of the population.
  • Many individuals with duplex kidneys remain asymptomatic.
  • Children with duplex kidneys face increased risks of urinary tract infections (UTIs) due to potential vesico-ureteric reflux or obstruction.

Purpose of the Study:

  • To highlight the clinical significance of duplex kidneys in pediatric populations.
  • To discuss the implications of vesico-ureteric reflux and obstruction in children with duplex kidneys.
  • To emphasize the role of prenatal diagnosis in managing duplex kidneys and reducing morbidity.

Main Methods:

  • Review of epidemiological data on duplex kidney prevalence.
  • Analysis of clinical presentations and complications associated with duplex kidneys in children.
  • Evaluation of the impact of prenatal ultrasound diagnosis on postnatal management strategies.

Main Results:

  • Duplex kidneys are found in 0.8% of the general population.
  • Symptomatic cases often necessitate surgical intervention.
  • Prenatal diagnosis is increasingly utilized, guiding early postnatal care.

Conclusions:

  • Early identification of duplex kidneys, particularly through prenatal ultrasound, is crucial.
  • Proactive postnatal management strategies can mitigate complications such as UTIs and reduce long-term morbidity.
  • Understanding the risks associated with duplex kidneys informs timely and appropriate clinical intervention.

More Related Videos

Tuning a Parallel Segmented Flow Column and Enabling Multiplexed Detection08:01

Tuning a Parallel Segmented Flow Column and Enabling Multiplexed Detection

Published on: December 15, 2015

Simultaneous Detection of Different Antibody Classes in a Multiplexed Serological Test05:25

Simultaneous Detection of Different Antibody Classes in a Multiplexed Serological Test

Published on: July 14, 2023

Related Concept Videos

Classification of Systems-I01:26

Classification of Systems-I

Linearity is a system property characterized by a direct input-output relationship, combining homogeneity and additivity.
Homogeneity dictates that if an input x(t) is multiplied by a constant c, the output y(t) is multiplied by the same constant. Mathematically, this is expressed as:
Primary Distribution01:28

Primary Distribution

Primary distribution systems deliver electrical power from substations to consumers through various voltage classes, with 15-kV class voltages being predominant among U.S. utilities. Older 2.5- and 5-kV classes are being replaced by 15-kV primaries, while higher 25- to 34.5-kV classes are used in high-density urban areas and rural regions with long feeders. Three-phase, four-wire multigrounded systems are widely employed for balanced power delivery, using the neutral wire as a grounding point.
Secondary Distribution01:25

Secondary Distribution

Secondary distribution systems provide electrical energy at the utilization voltage levels from distribution transformers to customer meters. Typical secondary voltages in the United States include 120/240 V for residential use, 208Y/120 V for residential and commercial use, and 480Y/277 V for industrial and high-rise commercial use.
In residential areas, 120/240 V single-phase, three-wire service is commonly used for lighting, outlets, and large appliances. Urban areas with high-density loads...
Multi-input and Multi-variable systems01:22

Multi-input and Multi-variable systems

Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence of...
Single Pipe Systems01:24

Single Pipe Systems

In pipe flow analysis, problems are typically categorized into three types — Type I, Type II, and Type III — based on the known parameters and the desired outcome. Each type of problem addresses specific engineering requirements using fluid properties, pipe characteristics, and operational conditions.
In a Type I problem, fluid properties (density and viscosity), pipe characteristics (including diameter, length, and surface roughness), and the flow rate or average velocity are known. The...
Multiple Pipe Systems01:21

Multiple Pipe Systems

Multipipe systems consist of complex configurations of interconnected pipes designed to transport fluids efficiently across intricate networks. They are essential in engineering applications requiring precise control over flow distribution, pressure, and head loss. They are categorized into series, parallel, loop, and network configurations, each distinguished by unique flow characteristics and applications.
Series Configuration
In a series configuration, fluid flows sequentially from one pipe...