Archive for May, 2007

Blood for Serologic Examinations

Saturday, May 19th, 2007

Blood cultures

Saturday, May 19th, 2007

A specimen for microscopic examination with the use of compound microscope is blood. Blood for cultures must be collected with special care because microbes, especially staphylococci, are present on the surface of the skin and within its superficial layers.
A blood culture is usually taken by […]

Diagnosis From the Blood Smear

Monday, May 14th, 2007

An examination of the blood smear may be requested by physicians or initiated by laboratory staff. With the development of sophisticated automated blood-cell analyzers, the proportion of blood-count samples that require a blood smear has steadily diminished and in many clinical settings is now 10 to 15 percent or less. […]

Dry Blood Smear Preparation to Identify Babesia Organism

Monday, May 14th, 2007

     Babesia and its close relatives are members of a group of organisms called piroplasms, a name which comes from their pear-shaped outlines. Long associated with blood diseases of cattle and other mammals, members of the genus Babesia have been recognized since the 1950s as infectious agents in humans. Species of this protozoan blood parasite that […]

Dry Blood Smear Description

Monday, May 14th, 2007

     A blood smear allows the evaluation of white blood cells, red blood cells and platelets. These cell populations are created by and matured in the bone marrow and released into the bloodstream as required. WBC or White Blood Cell is used by the body to fight infection, RBC or Red Blood Cell to carry oxygen […]