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midclavicular line
(redirected from Mid-clavicular line)

   Also found in: Acronyms, Encyclopedia, Wikipedia 0.01 sec.
midclavicular line
[mid′kləvik′yoo͡lər]
Etymology: AS, midd + L, clavicula, little key, linea, line
(in anatomy) an imaginary line that extends downward over the trunk from the midpoint of the clavicle, dividing each side of the anterior chest into two parts. The left midclavicular line is an important marker in describing the location of various cardiac phenomena, including the point of maximum impulse.


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The following criteria were utilised to assess the abdominal organs: lymphadenopathy--visualised lymph nodes with the short axis measured; hepatomegaly--longitudinal dimension at mid-clavicular line >15 cm; splenomegaly--longitudinal dimension >12 cm; thickened gallbladder wall--dimension >3 mm at the anterior wall; pancreatic enlargement--dimensions >2.
To relieve a tension pneumothorax, a 14-16-gauge needle with a catheter is often inserted into the 2nd intercostal space along the mid-clavicular line, superior to the 3rd rib to avoid injury to the internal thoracic (mammary) artery.
Physical examination revealed pale skin and mucous membranes; painless, smooth splenomegaly in the left midclavicular line, 8 cm below the costal arcus; and painless hepatomegaly in the right mid-clavicular line, 5 cm below the costal arcus.
 
 
 
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