8 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA ... polyangiitis (GPA ... GPA causes disease ... #Polyangiitis #GPA ... #diagnosis #rheumatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Differential: • Lymphoma ... Myelodisplastic syndrome ... #primary #secondary ... #Diagnosis #Algorithm
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... - GPA - EGPA ... #hematology #rheumatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Skin Lesion - Differential ... Diagnosis Algorithm ... #secondary #systemic ... #generalized #dermatology ... #Algorithm #causes
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... - infiltrates (anemia ... -> Invade Skin: ... #Hematology #Oncology ... #Diagnosis
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
(HCV) • CLL & ... anemia due to cold ... Pseudohyponatremia • ↓anion gap ... Paraproteinemias #Hematology ... #Oncology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... and autoimmune hemolytic ... anemia) • Systemic ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: Erythematous nodules ... Eosinophilia, asthma, chronic ... MPO > PR3 60/ GPA ... tract, and often causes ... #Rheumatology