11 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... • Symptoms of UTI ... and treat for UTI ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
- Differential Diagnosis ... Framework Red: - Hematuria ... Hypercalcemia, Pseudomonas UTI ... patients with UTI ... #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 ... #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fever • UTI ... Protein deposition (eg ... #Proteinuria #Nephrology ... #Differential #Diagnosis
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential Diagnosis ... SGLT2 inhibitors (e.g ... Polyuria Mimics (↑ urine ... volume): • UTI ... #Causes #nephrology
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... Medical conditions: UTI ... #Differential #Diagnosis ... discoloration #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
hematuria. ... RBC casts in urine ... May be 10 (eg direct ... #Proteinuria #Nephrology ... #Diagnosis
Possible Causes of Altered Urine Color 

Red 
    Foods: beets, blackberries, rhubarb
Causes of Altered Urine ... Purple (Purple Urine ... Catheter + Alkaline UTI ... #Differential #Diagnosis ... #Nephrology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
arbitrarily defined as urine ... system (stroke, seizure ... because nephritic urine ... Hematuria may be ... nephrotic #syndrome #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... heparinized tube) • ECG ... lysis) ± Urine ... Cortisol+ACTH stim ... Treatment #potassium #nephrology