33 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 #
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
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Differential Diagnosis Algorithm ... Red blood cells ... on urine microscopy ... RBCs and/or RBC casts ... with polyangiitis/microscopic
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
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... Nephritis #AIN #Algorithm
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
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... Epithelial cell casts ... Obstruction • Cast ... polyangiitis /microscopic ... #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... → Urine culture ... proteinuria, RBC casts ... Nephrology if cause ... Hematuria #Diagnosis #Algorithm