18 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... RBCs/HPF, exclude mimics ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential Diagnosis ... Hypercalcemia Polyuria Mimics ... without ↑ urine ... #Causes #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... → Diagnostic of ... Hematuria: • Stone ... #causes #urology ... #nephrology #renal
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Diagnosis Red Urine ... : • Any cause of ... dyes typically cause ... - Strong Medicine ... discoloration #nephrology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
hemorrhage and other mimics ... suspicion) • +/- bubble ... ischemic #CVA #stroke ... #workup #diagnosis ... #checklist #neurology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Kidney Injury - Classification ... tubular necrosis (causes ... Eric Strong @DrEricStrong ... - Strong Medicine ... #diagnosis #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
RBC casts in urine ... but in severe cases ... Nephrotic #Syndromes #Classification ... #Proteinuria #Nephrology ... #Diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Strong Medicine ... #Urine #Microscopy ... #nephrology #interpretation ... #diagnosis
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... volume contracted: urine ... #Differential #Diagnosis ... #Causes #nephrology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
general seizure caused ... and metabolic causes ... Pseudoseizures (May mimic ... Pseudoseizures #GrandMal #Classification ... #Diagnosis #Neurology