Tag: Transplant

The Kaposi’s Sarcoma Mimic – Cats, Peliosis, and Cat-Scratch Disease

Literature review on any “old timey” organism can be kind of a pain since I am convinced microbiologists get drunk every so often to reclassify clinically relevant organisms. This is the case for Bartonella. Originally described as bartonia, which is an erythrocyte-adherent organism similar to organisms of the genus of Rochalimacae, including Rickettsia quintana, was

Continue reading

Straight from the Horse’s Lung: Rhodococcus Equi

Originally described as a pathogen in 1923, Corynebacterium equi was isolated from the lungs of ten foals (aka a young horse) who had pneumonia (1). Its name was later changed to rhodococcus (aka red coccus), and can be mistaken for mycobacterium spp due to its sometimes acid-fast appearance (2). It is known to infect horses,

Continue reading

Halo Sign for Pulmonary Aspergillosis – Not as Great as You Once Thought.

The timely diagnosis of invasive pulmonary aspergillosis is incredibly important. Non-invasive modalities of diagnosis such as beta-D glucan and galactomannan can take a few days to come back and much of the time, we rely on chest imaging to guide treatment decision. The classic finding that has been attributed to invasive pulmonary aspergillosis has been

Continue reading