5 results
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... nervous system (CNS ... Petechial or purpuric rash ... erythematosus [SLE ... #Macrophage #Activation
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Activation of CD8 ... of macrophages ... Autoimmune diseases: SLE ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Non-autoimmune rheumatologic ... lymphoproliferative syndrome Clinical ... CNS • Headache ... Chronic B-cell activation
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
Crisis (SRC) Clinical ... is unknown but may ... endothelial cell activation ... , add other BP meds ... Renal #Crisis #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
hyperinflammatory syndrome caused ... (often termed MAS-HLH ... : Macrophage Activation ... Clinical Presentation ... #Hematology #HemeOnc