Tuesday, 21 October 2014

Vertebrae levels

C2 - At least one cm lateral to the occipital protuberance at the base of the skull. Alternately, a point at least 3 cm behind the ear.
C3 - In the supraclavicular fossa, at the midclavicular line.
C4 - Over the acromioclavicular joint.
C5 - On the lateral (radial) side of the antecubital fossa, just proximally to the elbow.
C6 - On the dorsal surface of the proximal phalanx of the thumb.
C7 - On the dorsal surface of the proximal phalanx of the middle finger.
C8 - On the dorsal surface of the proximal phalanx of the little finger.
T1 - On the medial (ulnar) side of the antecubital fossa, just proximally to the medial epicondyle of the humerus.
T2 - At the apex of the axilla.
T3 - Intersection of the midclavicular line and the third intercostal space
T4 - Intersection of the midclavicular line and the fourth intercostal space, located at the level of the nipples.
T5 - Intersection of the midclavicular line and the fifth intercostal space, horizontally located midway between the level of the nipples and the level of the xiphoid process.
T6 - Intersection of the midclavicular line and the horizontal level of the xiphoid process.
T7 - Intersection of the midclavicular line and the horizontal level at one quarter the distance between the level of the xiphoid process and the level of the umbilicus.
T8 - Intersection of the midclavicular line and the horizontal level at one half the distance between the level of the xiphoid process and the level of the umbilicus.
T9 - Intersection of the midclavicular line and the horizontal level at three quarters of the distance between the level of the xiphoid process and the level of the umbilicus.
T10 - Intersection of the midclavicular line, at the horizontal level of the umbilicus.
T11 - Intersection of the midclavicular line, at the horizontal level midway between the level of the umbilicus and the inguinal ligament.
T12 - Intersection of the midclavicular line and the midpoint of the inguinal ligament.
L1 - Midway between the key sensory points for T12 and L2.
L2 - On the anterior medial thigh, at the midpoint of a line connecting the midpoint of the inguinal ligament and the medial epicondyle of the femur.
L3 - At the medial epicondyle of the femur.
L4 - Over the medial malleolus.
L5 - On the dorsum of the foot at the third metatarsophalangeal joint.
S1 - On the lateral aspect of the calcaneus.
S2 - At the midpoint of the popliteal fossa.
S3 - Over the tuberosity of the ischium or infragluteal fold
S4 and S5 - In the perianal area, less than one cm lateral to the mucocutaneous zone

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