19 results
Atypical HUS - Hemolytic Uremic Syndrome
Unlike typical HUS, which is shigatoxin mediated, aHUS is not typically
shigatoxin mediated, aHUS ... autoimmune like SLE ... It is complement ... renal, cardiac, pulmonary ... with Eculizumab (complement
Effect of Selected Diseases on Complement Levels - C3, C4
 • SLE C3 ↓ C4 ↓↓
Selected Diseases on Complement ... Levels - C3, C4 • SLE ... • Infection eg SBE ... C3 ↓ C4 → • HUS ... ThePeanutKidney #Complement
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... anti-GBM) 10%: - Low Complement ... Levels: SLE, Cryoglobulinemic ... Vasculitis - Normal Complement ... Kumfer @AnnKumfer #Pulmonary
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
staining): • Low Complement ... Idiopathic • Normal Complement ... With associated pulmonary ... differential #diagnosis #algorithm
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... genotypes): SS, SC, SE ... DIC, TTP, HELLP, HUS ... , aHUS, mechanical ... Differential #Diagnosis #Algorithm
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
is due to TTP, compliment-mediated ... TTP (atypical HUS ... ), Shiga-toxin HUS ... catastrophic APS, SRC, SLE ... diagnosis #ttp #hus
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Differential Diagnosis Algorithm ... perfringens - Complement-Mediated ... MAHA (TTP, DIC, HUS ... Differential #Diagnosis #Algorithm
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Differential Diagnosis Algorithm ... Autoimmune • ITP • SLE ... Syndrome • TTP/HUS ... Differential #Diagnosis #Algorithm
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
RA, Sjögren, SLE ... Differential #workup #algorithm ... #pulmonary
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Differential Diagnosis Algorithm ... Effusion: - Pulmonary ... Inflammatory (RA, SLE ... ) • Pulmonary ... Differential #Diagnosis #Algorithm