222 results
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Connective Tissue, Infections ... Lymphocytosis: Infection ... Lymphocytopenia: Infections ... • Neutropenia: Infections ... • Monocytosis: Infection
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
deficiency) • Infection ... Sepsis • Non-infectious ... (malignancy, rheumatologic ... causes #Platelets #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... TPO, TPO-RA • Infections ... : Chronic infections ... bacterial and viral infections
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
Non-HCV infectious ... Specific anti-infectious ... related to HBV infection ... absence of anti-infectious ... Cryoglobulinemia #Vasculitis #Rheumatology
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 ... Etiological+++: Anti-infectious ... treatment #summary #rheumatology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Pseudotumor - Infectious ... History of Bleeding, Infection ... Algorithm #Causes #Hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
hypogammaglobulinemia -> increased infection ... history of recurrent infections ... disease • Infectious ... community-acquired infections ... Malignancies • Chronic infections
Cavitary Lung Lesions - Differential
Infection - Malignancy - Rheumatologic - Other

- Dr. David Furfaro https://twitter.com/david_furfaro

#Cavitary #Cavity
Differential Infection ... - Malignancy - Rheumatologic
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Anterior • Infection ... Axillary: • Infection ... (In absence of infection ... pathologic): • Infection ... Inguinal: • Leg Infection
Differential Diagnosis - Fever of Unknown Origin (FUO)

IMADE mnemonic:
 • Infection
 • Malignancy
 • Autoimmune (Rheumatologic)
mnemonic: • Infection ... • Autoimmune (Rheumatologic