18 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Drugs, Unknown cause ... Treatment: • ... Lymphohistiocytosis #diagnosis #management ... #treatment #summary ... #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Alloimmune • anti-HLA ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... #Causes #Hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... can mimic common infections ... : • Infection ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... SLE], AOSD) • Infection ... Treatment: • Corticosteroids ... #Diagnosis #Management ... #Hematology #Rheumatology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... old, ~10,000 new cases ... risk-stratification • Risks: infection ... only curative treatment ... #treatment #hematology
Hemophagocytic Lymphohistiocytosis (HLH) Treatment
Primary HLH:
 - HLH-94 Protocol
    • Dexamethasone
) Treatment Primary ... associated with infection ... autoimmune disease, treatment ... #Treatment #management ... #hematology
Kawasaki Disease (KD) - Diagnosis and Management Summary

Kawasaki Disease (KD) is the most common vasculitis of
, Cough • +/-Nausea ... cæxist with other infections ... Polymorphous rash ... KD #vasculitis #rheumatology ... #treatment
Streptococcal Toxic Shock Syndrome (STSS)
Complication of invasive GAS disease characterized by shock & MOF → occurs
GAS in 30% of cases ... erythematous macular rash ... day 2 + 3 BIDMC Infectious ... #STSS #treatment ... #management #diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
recognition and management ... caused by uncontrolled ... Triggers: ▪ Infections ... underlying trigger: Infections ... #Hematology #HemeOnc
Syphilis - Clinical Manifestations and Treatment

1) Primary Syphilis
 • Direct lesion contact during sex is responsible
responsible for most cases ... loss • Skin: Rash ... Albuminuria, nephrotic syndrome ... stages #diagnosis #management ... #Treatment