28 results
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... e.g., HIV), EBV infection ... • Clinical features ... Etiology: - Infections ... #hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... positive Family History ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Algorithm #Causes #Hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
related vasculitis, infections ... Urticaria • Medium ... Vasculitis: • Behcet Disease ... Vasculitis #skin #dermatology ... #rheumatology #
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... fraction < 20% Differential ... Diaqnoses: • Infectious ... hepatitis • Pulmonary ... management #treatment #rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... with CVID have a history ... • Chronic lung disease ... • Infectious ... hypogammaglobulinemia #immunology #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... reticularis Differential ... cell arteritis Infections ... • Fungal infections ... rash #diagnosis #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... procedures - Infection ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... Causes #Workup #hematology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
hematogenous spread of a disease ... Opacities: • Infectious ... Endemic fungi: Histo ... #diagnosis #pulmonary ... #CXR #clinical
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
wall vessels (medium-sized ... Connective tissue disease ... vasculitis (3%) • Infections ... lesions #diagnosis #clinical ... pathology #lesions #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... Lymphoproliferative Disorders, Infection ... , Interstitial Pulmonary ... ANA #patterns #rheumatology ... #diagnosis #differential