Urine sediment showing multiple, muddy brown granular casts.  These findings are highly suggestive of acute tubular necrosis in a patient with Acute kidney injury (Acute renal failure).

Clostridium are Gram-positive obligate anaerobes bacteria capable of producing endospores which protect them in harmful environment .  Individual cells are rod shaped while the spores ...

The yeast-like colonies seen growing on the blood agar surface in the image below are lipid-dependent and grow only where olive oil had been applied. This is characteristic of the ...

Lactophenol Cotton Blue Stain is recommended for mounting and staining yeast and molds. Lactophenol Cotton Blue Stain is formulated with lactophenol, which serves as a mounting fluid, ...

Purple urine bag syndrome (PUBS) is a rare condition, in which the patient has a purple-colored urine tubes or bags following urinary catheterization for hours to months. It is usually ...

The cells shown in Image below are arthroconidia, some showing buds coming off of adjacent corners. This feature is diagnostic for Trichosporon species. The yeast cells of Cryptococcus ...

Stool smear, wet mount preparation showing Isospora belli. Oocysts are elongated ellipsoidal in shape, one sporoblast or two sporocysts appear inside. Oocyst wall is thin and colorless, ...

Serratia marcescens. These gram negative rods produce mucoid colonies which have entire margins and umbonate elevation. Note that there are both red and white colonies present on ...

Several morphologic terms are used to help identify species of fungi: Ascocarp: A large saclike structure in which sexual spores are produced. Asci: Smaller sacs within an ascocarp ...

Yeast will grow on bacteriological media (sheep blood agar and chocolate agar). They may appear as small, creamy or white colonies that are somewhat more raised than staphylococcal ...

Indinavir is used along with other medications to treat human immunodeficiency virus (HIV) infection. Indinavir  crystals tend to be either flat rectangular plates, fan-shaped, or ...