Ravi Singh K @rav7ks
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Academic Hospitalist and Program Director @SinaiBmoreIMRes, Medicine clerkship director GW School of Medicine and Health Sciences RMC at Sinai, Clinical reasoning,Simulation and POCUS enthusiast - https://twitter.com/rav7ks
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Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... • Non-Hodgkin lymphoma ... • Angiocentric lymphoma ... vasculitis #Dermatologic ... Polyangiitis #GPA #dermatology
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
Adult-onset Still's disease ... Preeclampsia Dermatologic ... • Cutaneous lymphomas ... : • Morbihan disease
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
infection, Autoimmune diseases ... - Autoimmune diseases ... thyroiditis, rheumatic disease ... - Extranodal disease ... #differential #hematology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
with systemic disease ... (malignancy), lymphoma ... Syndrome #diagnosis #dermatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin's Lymphoma ... Overview Hodgkin's lymphoma ... Hodgkin Lymphoma ... number of sites of disease ... classification #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... • Leukemia • Lymphoma ... and Autoimmune Diseases ... Differential #Diagnosis #Hematology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Rickettsial diseases ... • Malaria • Lymphoma ... • Malaria • Lymphoma ... weeks • Hodgkin lymphoma ... Polyarteritis nodosa • Lymphomas
Pathergy Summary Overview

What is pathergy?
Pathergy is an exaggerated skin injury occurring after minor trauma such as
following: • Behcet Disease ... Non-Hodgkin's lymphoma ... allergy #immunology #dermatology
Common Variable Immunodeficiency (CVID)

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

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
the non-Hodgkin lymphoma ... cells can indicate disease ... Marginal zone lymphoma ... • Mantle cell lymphoma ... workup #oncology #hematology