218 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... hematuria (RBC casts ... or dysmorphic RBCs ... in urine)? ... Comparison #Algorithm #Nephrology
Dysmorphic Red Blood Cells on Electron Microscopy
This eyeSCANdy image shows dysmorphic red blood cells from the
Dysmorphic Red Blood ... eyeSCANdy image shows dysmorphic ... cells from the urine ... @arkanalabs #Dysmorphic ... pathology #hematology #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
disease - Alport syndrome ... pain hematuria syndrome ... vasculitis - Dysmorphic ... • Nutcracker syndrome ... #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
proteinuria, RBC casts ... , dysmorphic RBCs ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... Nephritic syndrome—due ... RBC casts in urine ... but in severe cases ... #Proteinuria #Nephrology
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
factitious disorder • Meds ... : • Any cause of ... Pseudomonas • Meds ... dyes typically cause ... discoloration #nephrology
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... Monomorphic RBCs - Dysmorphic ... JoseTesser) #Urine ... #Microscopy #Casts
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Proteinuria (Negative urine ... • Fanconi's syndrome ... #Proteinuria #Nephrology ... Diagnosis #Algorithm #Causes
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... (blue diaper syndrome ... Bag Syndrome - ... UTI caused by (Proteus ... Differential #Diagnosis #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
hyperaldosteronism • Low Urine ... (late) • High Urine ... , Gitelman Syndrome ... Diagnosis #Algorithm #Nephrology ... #Causes