14 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Complex Formation - Complement ... Pathway Activation ... Formation -> Vasculitis ... #HUV #Pathophysiology
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
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Arrhythmias - Differential ... Diagnosis Algorithm ... • Accessory pathway ... Arrhythmias #Cardiology #Differential ... #Diagnosis #Algorithm
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
Medical Conditions Causing Mania or Mania-Like Episodes: Pathogenesis
 • Bipolar Disorder -> Combination of individual, genetic,
neurotransmitter pathways ... methionine (SAM) pathway ... Manic #Secondary #Causes ... #Differential # ... Diagnosis #Pathophysiology
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 ... • Vasculitis
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
its excretory pathway ... although hepatic causes ... namely, the many causes ... deficiency #Ammonia #Pathophysiology ... Hyperammonemia #Differential
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
activation • Complement ... the classical pathway ... (see Complement ... proliferate and differentiate ... Humoral #Immunity #pathophysiology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... or alternative complement ... pathways. ... infections are common causes ... for ANCA-related vasculitis
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
function tests algorithm ... determine choice of pathway ... decision for repeat testing ... for users of the pathway ... Liver #Enzymes #Differential