77 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Cough, Dyspnea, Fever ... Differential Diagnosis ... ANCA-positive vasculitis ... polyangiitis, Microscopic ... #diagnosis #nephrology
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... - Differential Diagnosis ... ANCA Associated Vasculitis ... other hemorrhagic fevers ... #Differential #Diagnosis
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... retroorbital mass) • Microscopic ... and Sjogren's syndrome ... • IgA vasculitis ... #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary and renal ... PR3-ANCA): • Microscopic ... Coronary arteries - Fever ... : • Fevers • ... • Urinalysis (Renal
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... disease - Alport syndrome ... pain hematuria syndrome ... - RBC casts → Diagnostic ... of GN or vasculitis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... Lemierre's syndrome ... Solid tumors: Renal ... the most common vasculitis ... #Differential #Diagnosis
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
granulomatosis - microscopic ... Churg-Strauss syndrome ... - Sjögren syndrome ... #Vessels #Diagnosis ... #Rheumatology #Diagnosis
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
polyangiitis (GPA), microscopic ... polyangiitis without renal ... involvement - PR3>MPO Microscopic ... polyangiitis - MPO>PR3 Renal-limited ... PANCA #MPO #PR3 #Diagnosis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... - Differential Diagnosis ... Associated: - Microscopic ... Disease • Cogan syndrome ... #differential #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... dipstick, urine microscopy ... Glomerulonephritis / Vasculits ... syndrome: troponin ... #Differential #Diagnosis