16 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
or dipstick) Glomerular ... of Glomerular Bleeding ... of glomerular hematuria ... GN or vasculitis ... disease Renal
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... ANCA-positive vasculitis ... ANCA-negative vasculitis ... IgA-associated vasculitis ... sclerosis • Anti-Glomerular
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- Classification ... - Small vessel vasculitis ... - TTP/HUS • Glomerular ... tubular necrosis (causes ... #diagnosis #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... - Skin, glomeruli ... : - Kidneys: glomerular ... purpura: strong sign ... #rheumatology #classification
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... Renal Syndromes ... palpable purpura 2/2 vasculitis ... hypercellular glomeruli ... #Renal #Syndromes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
and renal abnormalities ... purpura: Strong sign ... • Kidneys: Non-glomerular ... • Progressive symptoms ... tract, and often causes
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Myeloproliferative disease ... • Nephrotic Syndrome ... 19 - PNH - Vasculitis ... • Injury • ... Venous #Arterial #pathophysiology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Leukocytoclastic vasculitis ... Cutaneous small vessel vasculitis ... #HSP #IgA #Vasculitis ... #Diagnosis #Signs
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... direct injury to ... Hypertension - Renal ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... or acute kidney injury ... bruit or signs ... Coarctation of aorta, Vasculitis ... disease: CKD, acute