11 results
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
acute or subacute febrile ... following: • Fever ... Ferritin >500 ng/mL ... • Bicytopenia Treatment ... #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... sIL-2R >2400 Ul/ml ... Unknown cause Treatment ... #management #treatment ... #summary #rheumatology
“Step by Step” – the new kid on the block – aims to risk stratify this
investigations and treatments ... Procalcitonin <0.5 ng/mL ... CRP < 20 mg/L #Diagnosis ... Management #Pediatrics #Peds ... #Febrile #Infant
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
lymphohistiocytosis (HLH ... 5000 to 10,000 ng/mL ... Treatment: • Corticosteroids ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
in febrile illness ... search for and treatment ... Fever b. ... Treatment Approach ... #Management #Hematology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... Subacute-Acute: • Common: fever ... Rare: DAH, acute febrile ... Imaging: CXR- pulmonary ... #management #hematology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
extremities during febrile ... Ferritin >3000 ng/mL ... Treatment - Mild ... : NSAIDS Treatment ... #rheumatology #
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... the diagnosis and ... treatment of Hereditary ... SF of >1,000 μg/mL ... #diagnosis #management
The Febrile Infant Step-by-Step Algorithm
This is an algorithm developed by European emergency physicians to identify low-risk
The Febrile Infant ... empiric antibiotic treatment ... 92.0% and 46.9% #Diagnosis ... Management #Pediatrics #Peds ... Stratification #Fever
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Dyspnea • Fever ... (MCHL) - Lymphocyte ... lymph node biopsy (diagnostic ... Hodgkin Lymphoma Treatment ... classification #hematology