What is Single Umbilical Artery?Normally, when the umbilical cord develops, it forms three vessels: two arteries and one vein. However, in some cases, just one artery develops. Precisely why this [...]
Plastic bronchitis is characterized by marked obstruction of the large airways by bronchial casts. Bronchial casts take the shape of the bronchi of a lobe or a lung. These casts [...]
In 2004, an international team of researchers pinpointed the genetic mutation responsible for Timothy Syndrome in a gene called CACNA1C, and formally identified the syndrome in the medical literature. The [...]
In medicine, clubbing is a deformity of the fingers and fingernails. Clubbing occurs more frequently in children born with heart defects and people with chronic heart, lung, liver, or thyroid [...]
The process of heart tissue formation in humans takes place in two phases in the fourth week: the First Heart Field (left ventricle and both atria) and the Second Heart [...]
Lutembacher syndrome is a combination of mitral stenosis and a left-to-right atrial shunt, usually an ostium secundum atrial septal defect (ASD). Mitral stenosis is congenital or acquired (rheumatic heart disease). [...]
What is Romano-Ward syndrome?Romano-Ward syndrome is a condition that causes a disruption of the heart's normal rhythm (arrhythmia). This disorder is a form of long QT syndrome, which is a [...]
A brain abscess, also known as a cerebral abscess or CNS abscess, is an abscess within the brain tissue caused by inflammation and collection of immune cells and infected material [...]
Patau Syndrome, also known as trisomy 13 and trisomy D, is the least common and most severe of the viable autosomal trisomies. Median survival is fewer than 3 days. First [...]
Smith-Lemli-Opitz Syndrome (SLOS) is a genetic disorder that affects the development of children both before and after birth. The syndrome was first described in 1964 in three boys with poor [...]
