34 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... integrity (trauma, infection ... , vasculitis) or ... process such as vasculiitis ... #Diagnosis #Dermatology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Findings - Infectious ... respiratory tract infections ... i.e., influenza virus ... HenochScholeinPurpura #Pathophysiology ... Diagnosis #Signs #Symptoms
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
Infectious manifestations ... leukocytoclastic vasculitis ... differential #diagnosis #dermatology ... #oncology #clinical
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
., HIV), EBV infection ... Etiology: - Infections ... Lymphomas • Other hematologic ... NonHodgkins #comparison #oncology ... #differential #hematology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... hemorrhagic rash; symptoms ... causes CNS and hematologic ... non-specific viral symptoms ... peds #pediatrics #pathophysiology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... When to Consider Vasculitis ... to exclude are infections ... Presentation - Systemic Symptoms ... differential #diagnosis #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... - Due to Viral infection ... (Cold-induced symptoms ... rewarming • Symptoms ... hemolytic #anemia #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Triggering factor (infection ... +++: Virus (EBV, ... Still disease, Infection ... treatment #summary #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... Presentation: Systemic Symptoms ... • Progressive symptoms ... Recurrent middle ear infections ... , recent viral infection
Acute Otitis Media: Pathogenesis and Clinical Findings (in Children)
Upper Respiratory Tract Infection: 
 - Bacterial: Streptococcus
Respiratory Tract Infection ... Respiratory syncytial virus ... bacteria into it, infecting ... #OtitisMedia #pathophysiology ... #diagnosis #symptoms