42 results
Urine Microscopy - Kidney Stones and Crystals 

Uric Acid, Cystine, Hippurate, Cloth Fiber, Tyrosine, CaOx, CaP,
Urine Microscopy ... #Microscopy #Crystals ... Identification #Differential ... #Shapes #Diagnosis ... #Clinical #Stones
Kidney stone type, corresponding urine sediment, urinary risk factors, and associated clinical settings.
#Diagnosis #Nephrology #Urine #Microscopy
corresponding urine ... and associated clinical ... #Diagnosis #Nephrology ... #Urine #Microscopy ... Kidney #Stones #Crystals
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... Hemoglobin C Crystals ... #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... Diagnosis Algorithm ... sediment - WBC/ ... polyangiitis (GPA) / microscopic ... #Diagnosis #Algorithm
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... Diagnosis Framework ... casts → Diagnostic ... #Hematuria #Differential ... #Diagnosis #causes
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
1) DIAGNOSE AIHA ... ↑ LDH • Anti-RBC ... • Blood smear: Differential ... #diagnosis #management ... #treatment #rheumatology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Neutrophil (Normal) Differential ... Diagnosis: • ... likelihood of negative clinical ... #differential #
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
e.g AEIOU ) or anuria ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, ... casts, crystals
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Diagnosis Algorithm ... Artifact (redo CBC ... effect following treatment ... Iron deficiency anemia
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
of Hematuria - Differential ... Diagnosis Algorithm ... blood cells on urine ... microscopy. ... Dysmorphic RBCs and/or RBC