108 results
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
peripheral blood smear ... Malaise, bleeding, infections ... pain, bleeding, infections ... bruising, bleeding, infection ... #Leukemia #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Peripheral Smear ... Kawasaki, Nephrotic syndrome ... TPO, TPO-RA • Infections ... : Chronic infections ... bacterial and viral infections
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) (e.g. lupus, CLL ... Mycoplasma pneumoniae infection ... spherocytosis) • Infections ... differential #diagnosis #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Triggering factor (infection ... Acquired HLH: • Infections ... Still disease, Infection ... Drugs, Unknown cause ... Etiological+++: Anti-infectious
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
- Due to Viral infection ... Polyclonal - Viral Infection ... Check For: • Infections ... Polyclonal IgM post ... infectious setting
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
associated with infection ... by bacterial infections ... (90%), Fungal infections ... • Dental infections ... • Dental infections
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Diagnosis • Infection ... Lemierre's syndrome ... Malignancy: - Hematologic ... tumors: Renal cell ... carcinoma • Non-infectious
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Most invasive infections ... are caused by members ... Rhinosinusitis, CNS infection ... , Disseminated infection ... systemic vori Infectious
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis): • Acute infection ... sarcoidosis) • Post-splenectomy ... Myelodysplastic syndrome ... myeloid leukemia (CML ... #hematology #secondary
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
Post-Transplantation ... , intensity of induction ... symptoms, unexplained hematologic ... cases that develop ... oncology #diagnosis #management