26 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... Squamous Epithelial Casts ... Transitional Epithelial Cells ... #Casts #Atlas #
Capnocytophaga spp on Culture and Blood Smear
Associated w/ dog/human oral flora, can cause bacteremia in immunocompromised
Capnocytophaga spp ... Blood Smear Associated ... oral flora, can cause ... #Smear #clinical ... #microscopy #microbiology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• Red cell casts ... • White cell casts ... infection • Hyaline casts ... disease • Granular casts ... diagnosis #nephrology #casts
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Falciparum Blood Smear ... P. falciparum causes ... human malaria cases ... rare in blood smears ... peripheral #clinical #microscopy
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
Capnocytophaga ... flora of healthy cats ... microorganism (Culture ... stain: Peripheral smear ... microbiology #zoonotic #infectiousdiseases
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
granular/waxy mixed casts ... surrounding white blood cells ... Granular #MuddyBrown #Casts ... #Urine #Microscopy
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
Prolymphocytes In our case ... 🔬Tumor cells are ... size lymphoid cells ... Prolymphocytes #Smear ... Peripheral #Pathology #Microscopy
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
ACTIVE TB AFB smear ... microscopy • Testing ... Mycobacterial culture ... of a NAAT on a smear-positive ... LatentTB #ActiveTB #InfectiousDiseases
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... selsis after a ... Myocarditis & culture-negative ... is difficult to culture
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Algorithm Red blood cells ... on urine microscopy ... RBCs and/or RBC casts ... with polyangiitis/microscopic ... Diagnosis #Algorithm #Causes