66 results
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... - RenalUrine ... • Serum K low ... • Serum K: low ... Differential #Diagnosis #Workup
Urinary Casts in the setting of renal disease
#Clinical #Nephro #Urine #Microscopy #Casts #Comparison #Chart #ATN #AIN
the setting of renal ... Clinical #Nephro #Urine ... Comparison #Chart #ATN
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
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Na <20: Extra-renal ... Na >30: Renal losses ... Hypothyroidism, Low ... Na > 30: Renal ... diagnosis #sodium #low
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... differential, urine ... dipstick, urine ... blood culture, urine ... #Injury #AKI #Workup
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) Check Urine ... mOsm/kg - Implies renal ... • Euvolemic (Low ... , Ingestion Renal
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... leukemia Measure Urine ... FEPO4 ≥ 5% - Renal ... • Normal or Low ... - Normal or Low
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... WBCs, or urine ... → Urine culture ... Nephrology for renal ... Diagnosis #Algorithm #Workup
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Osmolarity 2) Urine ... Osmolarity 3) Urine ... Uric Acid - Low ... High Uric Acid → renal ... nephrology #sodium #low
Evaluation of Secondary Hypertension
 • Primary aldosteronism - PRA, PAC
 • Renal artery stenosis - Renal
- PRA, PAC • Renal ... artery stenosis - Renal ... cortisol. 24-h urine ... resistant #Evaluation #workup
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
UOP/weights - Urine ... protein/Cr - Renal ... Liano 1996) - ATN ... CKD— 13% (mostly ATN ... and pre-renal)