15 results
Complement Pathways
- Classical Pathway
- Lectin Pathway
- Alternative Pathway

#Complement #Pathway #hematology #pathophysiology
Complement Pathways ... - Classical Pathway ... - Lectin Pathway ... #Pathway #hematology ... #pathophysiology
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Complex Formation - Complement ... Pathway Activation ... #HUV #Pathophysiology ... #Rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Glomerulonephritis #Vasculitis ... differential #diagnosis #algorithm ... #rheumatology
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
BEARING CHILD PATHWAY ... FLAGS - In all cases ... cell disease Rheumatology ... #Limping #NWB #Algorithm ... #Pathway #Child
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Through 2 Different Pathways ... • Low serum C4 complement ... classification #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Disease, PRES Pathophysiology ... autoantibodies that will cause ... • Inflammatory Pathway ... cyclophosphamide • Ischemic Pathway ... CNS #neurology #rheumatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
the intrinsic pathway ... the extrinsic pathway ... in the common pathway ... and extrinsic pathways ... discern these causes
Review of the Coagulation Cascade
Traditional Model:
 • Parallel extrinsic and intrinsic pathways.
Contemporary Model:
 • 4 key
and intrinsic pathways ... Initiation phase caused ... models (i.e. common pathway ... diagnosis #models #hematology ... #pathophysiology
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
CPPD vs Gout ... About CPPD When ... disease states Pathophysiology ... activate inflammatory pathways ... Gout #Comparison #rheumatology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
or alternative complement ... pathways. ... infections are common causes ... for ANCA-related vasculitis