17 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Brown urine - Proteinuria ... Causes of Hematuria ... thrombosis • Renal ... #urology #nephrology ... #renal #urine #
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
glomerular bleeding (proteinuria ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology ... if cause not identified
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
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
of Macroscopic Hematuria ... RBC’s, RBC/WBC casts ... , proteinuria suggest ... intrinsic renal ... prostatic) #Diagnosis #EM
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
: (AKI, proteinuria ... , hematuria) • ... recent DAN) • EMG/NCS ... Goodpasture's cause ... grade proteinuria
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Dyspnea, Fever, Hematuria ... • Urinalysis (proteinuria ... anti-ANCA ab, anti-GBM ... differential #diagnosis #nephrology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... PCR 50% sensitive ... granulomatosis: • EBV-associated ... differential #diagnosis #causes ... #radiology #neurology
Staphylococcus-associated GlomeruloNephritis - Diagnosis and Management Summary
CLINICAL
 • Nephritic syndrome (Casts)
 • Marked proteinuria (may be
Nephritic syndrome (Casts ... ) • Marked proteinuria ... • Often severe renal ... 15% macroscopic haematuria ... GlomeruloNephritis #nephrology
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:
 •
present in 15% of cases ... Demyelinating disease caused ... • JC-virus PCR ... effect/Edema • EBV ... InfectiousDiseases #Neurology