L=liver.

E=effusion.

A=ascites.

Reference:BiblioMed Textbook-Computed Body Tomography

E=pleural effusion.

arrow head=atelectatic lung.

A=ascites.

Reference:BiblioMed Textbook-Computed Body Tomography

- thick black line represent right diaphragm
with its right crus.
-pleural effusion lies posterior and externally
to the diaphragm which may be extend behind
right crus adjacent to vertebra.
-ascites lies anterior and internal but does not
extend medially

Reference:BiblioMed Textbook-Computed Body Tomography