24 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... child-bearing age ... central dot. - LIP #Clinical ... #Differential #Comparison ... #Table #RadiologyAssistant
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... blood donor • Pathophysiology ... Risk factors: Age ... transfusion • Pathophysiology ... #diagnosis #comparison
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... Autoimmune diseases • Clinical ... Increases with age ... Differential Diagnosis ... #oncology #diagnosis
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Pathogenesis and clinical ... :1 - Bimodal age ... regeneration, diffuse CD8 ... Polymyositis #PM #Diagnosis ... #Pathophysiology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
auricular papules Clinical ... + and CD8+ T cell ... +/CD8+ ratio are ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... →Activation of CD8 ... accumulation of clinical ... Assessment • Clinical ... treatment #summary #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... 100,000, Typically Age ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
large numbers and are ... Orange or Hep C Clinical ... phenomenon CLL Diagnosis ... Lymphocytic #Leukemia #diagnosis ... workup #oncology #hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Band neutrophils are ... likelihood of negative clinical ... neutrophil #WBC #CBC ... #hematology #pathophysiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... honeycomb cysts are ... #Clinical #Diagnosis ... Cyst #Emphysema #Comparison ... #RadiologyAssistant