12 results
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Adult-Onset Still's ... : High spiking fever ... : high fever, CRP ... #rheumatology #diagnosis ... #management #treatment
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Adult-onset Still ... disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... #Hematology #Rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... following: • Fever ... • Bicytopenia Treatment ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... , ↓ Fibrinogen level ... +, Adult-onset Still ... Lymphohistiocytosis #diagnosis #management ... #rheumatology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
correlates with time of fever ... Daily high spiking fever ... - Fever spikes ... Fever of at least ... #management
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
, dyspnea, +/- CXR ... - 80% have fever ... organ damage • Treatment ... TLS #diagnosis #management ... #hematology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
recognition and management ... Characteristics: Persistent fever ... Persistent high fever ... Fever b. ... #Hematology #HemeOnc
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Subacute-Acute: • Common: fever ... common • Imaging: CXR ... APML #diagnosis #management ... #hematology #oncology
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Diagnosis and Management ... active ROM +/- fever ... , chills, malaise ... 90% sensitive in pediatrics ... cervical, anal Cxs
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Neutropenic fever ... : - Fever + ANC ... ): - Hematologic ... or HSCT - CRS: fever ... therapy - Symptoms: fever