14 results
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
and Differential Diagnosis ... of Macroscopic Hematuria ... RBC’s, RBC/WBC casts ... , proteinuria suggest ... #EM #IM #Urology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... glomerular bleeding (proteinuria ... → Refer to Nephrology ... if cause not identified ... #Workup #urology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Diagnosis Framework ... → Diagnostic of ... Brown urine - Proteinuria ... #causes #urology ... #nephrology #renal
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
syndrome—due to GBM ... hematuria. ... RBC casts in urine ... Proteinuria often ... #Nephrology #Diagnosis
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
glomerular disease (hematuria ... , proteinuria) ... staining on IF • No EM ... #Differential #Diagnosis ... #Nephrology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... PCR 50% sensitive ... #differential #diagnosis ... #causes #radiology ... #neurology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
overt glomerular proteinuria ... Cytomegalovirus; GBM ... Nephrocalcinosis causes ... Hematuria may be ... nephrotic #syndrome #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Demyelinating disease caused ... effect/Edema • EBV ... InfectiousDiseases #Neurology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
• Renal: (AKI, proteinuria ... , hematuria) • ... recent DAN) • EMG/NCS ... Goodpasture's cause ... grade proteinuria
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
dysmorphic RBC, RBC casts ... , +/- proteinuria ... immune deposits on EM ... Glomerulonephritis #MPGN #nephrology ... #diagnosis #renal