26 results
Acute Kidney Injury (AKI) - Common Patterns on Urinalysis
 - Prerenal
 - ATN
 - AIN
 -
Kidney Injury (AKI ... ATN - AIN - UTI ... EricsMedicalLectures/ #AKI ... table #comparison #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
• Symptoms of UTI ... and treat for UTI ... → Refer to Nephrology ... and referral to Urology ... cystoscopy • Refer to Nephrology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
Hypercalcemia, Pseudomonas UTI ... patients with UTI ... Differential #Diagnosis #nephrology
Procalcitonin Limitations - Situations where PCT can be misinterpreted:
- Single value testing
- AKI/CKD
- Pancreatitis
- Cancers/Neoplasms
- Trauma
-
value testing - AKI ... Localized infections (e.g ... SSTI, UTI) - Atypical ... pathogens (e.g.
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury (AKI ... require urgent nephrology ... PROBLEM ~80% of AKI ... LorinskyMD #AKI ... workup #diagnosis #nephrology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... vasoconstriction (e.g ... AIN) • Drugs (e.g ... Koratala @NephroP #AKI ... Differential #Diagnosis #nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
disease, Pseudomonas UTI ... Bag Syndrome - UTI ... Serratia marcescens UTI ... Proteus mirabilis UTI ... Differential #Diagnosis #nephrology
Asterixis (flapping tremor) in uremia on Physical Exam
Asterixis (flapping tremor) in a patient with AKI, azotemia
a patient with AKI ... Asterixis #tremor #PhysicalExam ... #neurology #uremia
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
• Fever • UTI ... Protein deposition (eg ... #Proteinuria #Nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
SGLT2 inhibitors (e.g ... urine volume): • UTI ... Diagnosis #Causes #nephrology