596 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Microscopy and Casts ... Squamous Epithelial Casts ... Hyaline Cast - WBCs ... - WBC Cast - ... RBC Cast - Fatty
Blood Product Components, Contents, Volume and Shelf Life

Whole blood (autologous or directed donations) - RBC and
Blood Product Components ... Life Whole blood ... WBC and platelets ... Hct 35%. 450mL blood ... X 1010); some WBC
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
defined as white blood ... in peripheral blood ... the margins of blood ... LEUCOCYTOSIS WBC ... the underlying cause
Arthrocentesis - Synovial Fluid Analysis
Normal < 150 WBC, Colorless/Straw color, High Viscosity
Noninflammatory < 3,000 WBC, Straw/yellow
Analysis Normal < 150 WBC ... Noninflammatory < 3,000 WBC ... Inflammatory > 3,000 WBC ... purulent) > 50,000 WBC ... similar to blood
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... Hematuria: 3 or more RBC ... hematuria: - RBC ... - Dysmorphic RBC ... #renal #urine #blood
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
decreased PLT count: CBC ... plateletcount), peripheral blood ... disease), HBsAg/anti-HBc ... patients if the cause ... Differential #Diagnosis #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
of UTI, urine WBCs ... (proteinuria, RBC ... casts, dysmorphic ... Nephrology if cause ... Workup #urology #blood
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... urine sediment - WBC ... /RBC casts ... Diagnosis #Algorithm #Causes
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Alwavs Repeat Blood ... while drawing blood ... ischemia-induced RBC ... hemolysis) • RBC ... Diagnosis #Algorithm #causes
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
dysmorphic RBC’s, RBC ... /WBC casts, proteinuria