11 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Systemic Lupus Erythematosus ... • Rheumatoid Arthritis ... Age > 50 • Chronic ... #Causes #Hematology ... #Oncology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Diagnosis Secondary ... . autoimmune, TB ... myeloid leukemia ... #Diagnosis #Causes ... #hematology #secondary
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
involved) • No leukemic ... diseases (e.g., ... NonHodgkins #comparison #oncology ... #diagnosis #differential ... #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... rheumatologic diseases ... with Lupus: • Chronic ... and leukemia • ... #Diagnosis #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Goodpasture syndrome ... • Giant cell arteritis ... #dermatology #rash ... #diagnosis #rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... extramedullary disease ... bone marrow and secondary ... #Leukemia #Hematology ... #Oncology #Diagnosis
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
changes (POEMS syndrome ... (RA, Temporal arteritis ... gastric tumors • Hematology ... : Lymphoma, Leukemia ... #diagnosis #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% ... Type III Often Secondary ... systemic lupus erythematosus ... #types #classification ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... systemic lupus erythematosus ... #diagnosis #rheumatology ... #classification
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
DDX: Rule Out Secondary ... Marrow Failure • Chronic ... Myeloproliferative Disease ... #diagnosis #hematology ... #oncology