23 results
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Urinalysis & Urine ... Microscopic exam ... Acute Kidney Injury ... Acute Tubular Necrosis ... #Urinalysis #crystals
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... Confirm hematuria → Urinalysis ... repeat testing • Acute ... → Refer to Nephrology ... Workup #urology #blood
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... • 1ml blood/liter ... (Urinalysis or ... #urology #nephrology ... blood
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... , urine microscopy ... Diagnosis #nephrology ... #causes
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... /microscopy/UOP/ ... weights - Urine ... #Diagnosis #Algorithm ... #Causes #Differential
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... : • Any cause of ... dyes typically cause ... #Diagnosis #urinalysis ... discoloration #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... Diagnosis Algorithm ... water loss, Serum Sodium ... Hypernatremia #Nephrology ... #Causes
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Increased renal sodium ... retention, Urine ... • Sepsis • Acute ... #Causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential ... Diagnosis Algorithm ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology ... #Causes
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... are seen in acute ... #Differential # ... Microscopy #Diagnosis ... #Nephrology