15 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... trauma, infection, vasculitis ... process such as vasculiitis ... commonly renal and pulmonary ... #Diagnosis #Dermatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Disease, Rheumatoid Vasculitis ... Rheumatoid Nodules, Pulmonary ... RA #diagnosis #rheumatology ... #signs #symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... glomerulonephritis and/or pulmonary ... arthritis, obstructive pulmonary ... Presentation - Systemic Symptoms ... differential #diagnosis #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... With associated pulmonary ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
progressing GN • New pulmonary ... Presentation: Systemic Symptoms ... • Progressive symptoms ... MPO > PR3) • Pulmonary ... Differential #Diagnosis #Rheumatology
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Syndrome Signs/Symptoms ... sleep apnea, cor pulmonale ... Syndrome #genetics #pathophysiology ... #peds #pediatrics
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
musculoskeletal symptoms ... Psychiatric symptoms ... beta-spectrin, which is crucial ... Hypersensitivity vasculitis ... #AscorbicAcid #Pathophysiology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... ARDS to explain symptoms ... transfusion • Pathophysiology ... , and CXR with pulmonary ... Transfusion #Reactions #hematology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... interstitial lung disease/pulmonary ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Symptoms ... malignancies, vasculitis ... thrombophlebitis, pulmonary ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology