Use of Selective and Differential Media

There are many different types of media that are used in a microbiology laboratory. Generally speaking there are three types of media used; selective, differential, and supportive or nutritive. Selective media are manufactured to support the growth of one type of microorganism while inhibiting the growth of another, in other words, it selectively grows one … Continue reading Use of Selective and Differential Media

Streptococcus Identification and Work Up

Streptococcus is a genus of coccus gram positive bacteria. They typically grow in chains of pairs as cell division occurs along a single axis in this family of bacteria. Most species in the streptococcus genus are oxidase negative, catalase negative, and most are facultative anaerobes. Many streptococcal species are not intact pathogenic and are part … Continue reading Streptococcus Identification and Work Up

Urinalysis

A urinalysis is exactly what the name entails. An analysis of a patients urine. A urinalysis is a fairly common test that may be ordered as part of an annual physical or part of diagnostic testing. It can be used as an evaluation of UTIs, Diabetes Mellitus, kidney disease, kidney stones, proteinuria, rhabdomyolysis, liver disease, … Continue reading Urinalysis

Blood Draw Tube Colors and Order

The tube order may not seem like a big deal and may seem unnecessary to some, but it is very important to pay attention too. It also matters as to what type of needle is being used for the draw. If a butterfly needle is being used it is important to have a spit tube … Continue reading Blood Draw Tube Colors and Order

37-year-old South American Male Case Study Mini-Series

The purpose of this mini-series is to get in the mind of a treating physician when a patient such as this presents to the clinic or the ED in this case. The first part of this series is the introduction of the case with case history and initial lab testing. Please don't hesitate to leave … Continue reading 37-year-old South American Male Case Study Mini-Series