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Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
hemolytic anemia • Pain ... ingestion • B symptoms ... genes and gene products ... Immunohistochemical studies (to differentiate ... classification #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... burning sensation or pain ... syndrome • Giant cell ... Polyangiitis #GPA #dermatology ... #rheumatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Advanced HIV (CD4 cell ... Hematologic malignancy ... diarrhea, abdominal pain ... NTM #Infections #differential
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
which can plug blood ... Cryofibrinogenemia Symptoms ... thrombophlebitis, pulmonary ... #rheumatology # ... hematology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Risk: Can produce ... • Oral mucosal ulcers ... , cough, bloody ... Constitutional symptoms ... factor • May cause
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulses, bruits, or blood ... tract: Abdominal pain ... • Progressive symptoms ... tract, and often causes ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... genital aphthous ulcers ... Presentation - Systemic Symptoms ... Large Vessel: Blood ... #diagnosis #rheumatology