The microvasculature of the transverse colon wall in full term fetuses was studied by cleared tissues, tissue sections and microvascular casts under scanning electron microscope.
The depth discrimination and transverse resolution of a laser confocal scanning microscope are discussed from the imaging principle of laser confocal scanning microscope.
Methods 12 cases with primary pulmonary carcinoma as research objects were selected, who received routine examination of transverse section and bi-tilted Angle section of ct scanning respectively.