Items tagged “lines”
5 results found
Article
Lateral parietotemporal line
The lateral parietotemporal line is an imaginary boundary between the temporal lobe and occipital lobe and forms the posterior boundary of the former.
It is formed by an near vertical line extending superior from the preoccipital notch on the inferolateral border of the temporal lobe to the su...
Article
Jugular venous catheters
The internal jugular vein is a preferred site for venous access for large lumen, long-term central venous catheters for chemotherapy, hemofiltration and plasma exchange. These are commonly referred to as (internal) jugular venous (IJV) catheters.
Typically, the right internal jugular is used as...
Article
Calcaneal inclination axis
The calcaneal inclination axis is drawn between the most inferior portion of the calcaneal tuberosity and the most distal and inferior point of the calcaneus at the calcaneocuboid joint on a weight-bearing lateral foot radiograph. It can be used to draw the calcaneal inclination angle.
Article
Mid-talar axis
The mid-talar axis represents a line drawn down the longitudinal axis of the talus and can be drawn on lateral and DP radiographs.
Measurement
Independent on the view on which the line is drawn, it should bisect the neck of the talus and the head.
On the lateral and DP views, the line should...
Article
First metatarsal axis
The first metatarsal axis is represented by a line drawn down the longitudinal axis of the shaft of the first metatarsal. It can be drawn on lateral and DP radiographs and is used to measure the:
first metatarsal inclination angle
talo-first metatarsal angle