Macrocytosis and Macrocytic Anemia
The term macrocytosis describes the presence of macrocytes on a blood film, together with a raised mean corpuscular volume (MCV). It is a common finding in the results of an FBC and ...
Staphylococcus aureus on mannitol agar mannitol agar
s.aureus is positve for fermenting mannitol
note the complete changing in color of the agar
compare with the other post of s. epidermidis.
Staphylococcus epidermidis on Mannitol Agar
Staphylococcus epidermidis on Mannitol Agar.
notes that it can not ferment the mannitol so the agar still has it’s pink color.
Radiopaque dye Crystals
Radiopaque dye Crystals is considered abnormal in urine
Appearance: flat needles or sheaves accompanied by round globules but are variable in form.
When the presence of radiopaque ...
GRAM-NEGATIVE RODS of Haemophilus influenzae
GRAM-NEGATIVE RODS
NONMOTILE
NONSPOREFORMING
CATALASE: POSITIVE
OXIDASE: NEGATIVE
FACULTATIVELY
ANAEROBIC
requirement of X+V factor in cultivation media
X = hematin
V = nicotinamide ...
Trophozoite of E. histolytica n a direct wet preparation
Trophozoite of E. histolytica/E. dispar in a direct wet mount stained with iodine.
Trophozoites of E. histolytica with ingested erythrocytes stained with trichrome
Trophozoites of E. histolytica with ingested erythrocytes stained with trichrome.
The ingested erythrocytes appear as dark inclusions.
The parasites above show nuclei that have the ...
Basophil
Basophils are a specific type of white blood cell. These cells are readily stained with basic dyes (this is where the name comes from). Note the dark grains inside the cellular fluid ...
Band neutrophil or Staff Cell
Band neutrophil and also known as Staff Cell
2-3x larger than a mature RBC
Low nuclear to cytoplasmic (N/C) ratio (cytoplasm is relatively increased)
Kidney bean-shaped Nucleus with ...



