27 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... sediment by microscopy ... basement membrane disease ... of glomerular disease ... microscopic and
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood Smear ... : Sickle cell disease ... Bite cells: G6PD ... Peripheral #Blood #Smear ... Analysis #hematology #microscopy
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Algorithm Red blood cells ... on urine microscopy ... • Thin GBM disease ... • Pauci-immune disease
Diagnostic Criteria for Scleroderma Renal Crisis 

1. New onset blood pressure >150/85 mm Hg OR increase
Microangiopathic hemolytic anemia ... examination - Microscopic ... hematuria on urine ... and/or red blood cells ... on urine microscopy
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... fresh at time of microscopy ... contamination #Urine ... #Microscopy #Atlas
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Peripheral blood smear ... History • Bite cells ... Deficiency • Sickle cells ... malignancy, autoimmune disease ... Diagnosis #Algorithm #causes
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... • Hartnup disease ... : • Hematuria, ... deficiency, sickle cell anemia ... : • Hematuria,
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Normal Blood Smear ... • Pancreatic Disease ... Macrocytosis, Target Cells ... • Liver Disease
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
proteinuria as a disease ... Microscopic exam ... • Urinary casts ... #UNa #casts #glucosuria ... #hematuria
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Peripheral Smear ... Myeloproliferative Disease ... abnormal under the microscope ... abnormal under a microscope ... Peripheral blood smear