10 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
associated with pruritus ... Differential Diagnosis ... • Goodpasture syndrome ... #rash #diagnosis ... #rheumatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Creatinine & BUN: • Chronic ... Differential: • Lymphoma ... syndrome Psychiatric ... #primary #secondary ... #generalized #dermatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Skin Lesion - Differential ... Creatinine & BUN: • Chronic ... Differential: • Lymphoma ... syndrome Psychiatric ... #secondary #systemic
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... bone marrow and secondary ... -> Invade Skin: ... #Hematology #Oncology ... #Diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... to impaired B-cell ... hepatitis • Lymphoma ... • Nodules • Lymphoid ... hypogammaglobulinemia #immunology #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Hepatomegaly • Skin ... cells can indicate disease ... #workup #oncology ... #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
just beneath the skin ... DDX: Rule Out Secondary ... Marrow Failure • Chronic ... #Syndromes #diagnosis ... #hematology #oncology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
(HCV) • CLL & ... Alpha & Mu) Skin ... Paraproteinemias #Hematology ... #Differential #Diagnosis ... #Oncology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
malignancies, vasculitis ... 2019 (COVID-19) ... • Painful or pruritic ... Antiphospholipid syndrome ... hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Disease Classification ... lymphoma • Evans ... with Lupus: • Chronic ... #Rheumatology