84 results
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
Acidosis (RTA) ... much easier to diagnosis ... with direct urine ... Failure to acidify urine ... #Nephrology #Causes
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... RBC casts in urine ... but in severe cases ... #Proteinuria #Nephrology ... #Diagnosis
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... hematuria (RBC casts ... dysmorphic RBCs in urine ... Comparison #Algorithm #Nephrology ... #Diagnosis
Renal Tubular Disorders

 • Distal Renal Tubular Acidosis (Type 1)
 • Proximal Renal Tubular Acidosis (Type
Disorders • Distal ... Renal Tubular Acidosis ... Renal Tubular Acidosis ... #Types #pathophysiology ... #nephrology #diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic sydnrome ... #Urine #Microscopy ... #nephrology #interpretation ... #diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... proteinuria, RBC casts ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... • Metabolic acidosis ... : Proximal and distal ... #Algorithm #causes ... potassium #low #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... hematuria: - RBC casts ... • Infection (Viral ... #causes #urology ... #nephrology #renal
Hyperkalemic Distal Renal Tubular Acidosis (RTA) Type 4 - 

Failure to acidify urine in collecting duct
Renal Tubular Acidosis ... Failure to acidify urine ... #Hyperkalemic #Diagnosis ... #Management #Nephrology ... #RenalTubular #Acidosis
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... - Differential Diagnosis ... - Hypokalemic distal ... #Differential #Diagnosis ... #Algorithm #nephrology