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

What?
A subset of
A subset of hemophagocytic ... disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... #Hematology #Rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
Hemophagocytic Lymphohistiocytosis ... Clinical Features: Fever ... 8 criteria: • Fever ... EricsMedicalLectures/ #HLH #Hemophagocytic ... #hematology #criteria
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Hemophagocytic Lymphohistiocytosis ... Overwhelming clinical syndrome ... following: • Fever ... • Bicytopenia Treatment ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... #Algorithm #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Hemophagocytic Lymphohistiocytosis ... • Clinical: fever ... , ↓ Fibrinogen level ... #management #treatment ... #summary #rheumatology
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
TTP/HUS, HELLP Syndrome ... Pregnancy (AFLP) Three syndromes ... AFLP #obstetrics #hematology ... #diagnosis #table ... #comparison
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Symptomatic anemia Diagnosis ... megaloblastic anemia Treatment ... if neutropenic fever ... #management #treatment ... #hematology
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
Fever vs Hyperthermia ... Fever: • Regulated ... BrighamChiefs #Fever ... #Hyperthermia #comparison ... #diagnosis #management
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
explain symptoms • Fever ... : 33% • Treatment ... pulmonary edema) • Fever ... Transfusion #Reactions #hematology ... #diagnosis #comparison
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
Pregnancy Three syndromes ... Hemolysis, Elevated Liver ... exchange 2) Fatty liver ... Obstetrics #OBGyn #Hematology ... #Diagnosis #Comparison