Items tagged “measurements”
7 results found
Article
Platybasia
Platybasia is characterized by abnormal flattening of the skull base as defined as a base of skull angle over 143º.
Clinical presentation
Platybasia alone does not usually cause symptoms unless it is associated with basilar invagination 6.
Pathology
Etiology
congenital
achondroplasia
Dow...
Case
Basilar invagination measurements
Published
22 Jun 2016
44% complete
Diagram
Case
Dorsal tilt of the distal radius
Published
21 Dec 2016
69% complete
Annotated image
Article
Stroke volume
The stroke volume (SV) is referred to as the volume of blood ejected into the aorta or main pulmonary artery during each cardiac cycle. The stroke volume index (SVI) is the stroke volume corrected for the body surface area (BSA).
Usage
The stroke volume is another integral parameter used for t...
Article
Anterior horn width
The anterior horn width is a marker of ventricular dilatation. It is predominantly used in prenatal and neonatal imaging to determine ventriculomegaly.
Measurement
The anterior horn width is the diagonal width of the anterior horn at its widest point in the coronal plane 1. In neonates, this i...
Article
Thalamo-occipital distance
The thalamo-occipital distance is a marker of ventricular size in infants. It is defined as the distance between the most posterior surface of the thalamus at its junction with the choroid plexus and the outermost point of the occipital horn in the parasagittal plane 1.
See also
ventricular in...
Article
Component separation index
The component separation index is a value used to quantify the degree of diastasis of the rectus abdominis muscles in the context of anterior abdominal wall hernias.
Usage
The mode of repair of midline abdominal wall hernias (often incisional hernias through laparotomy wounds) depends on the d...