11 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Henoch-SchonIein Purpura Anti-GBM ... Limited to Kidney: Anti-GBM ... With associated pulmonary ... involvement: Anti-GBM
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Ferritin >1000 ng ... Infections+++: Virus (EBV ... biologics (CMV +++, EBV ... Treatment: • ... of emergency, ICU
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis) Anti-basement ... ANCA antibody, Anti-GBM ... usually low in anti-GBM ... Goodpasture's cause ... #management #treatment
Anti-GIomeruIar Basement Membrane Disease (Goodpasture's Disease)

What is it? A small vessel vasculitis with circulating antibodies directed
hemorrhage Diagnosis ... : • Anti-GBM antibodies ... kidney biopsy Treatment ... Goodpastures #AntiGBM #diagnosis ... #nephrology #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... progressing GN • New pulmonary ... tract, and often causes ... glomerulonephritis) • Anti-GBM ... Urticarial Vasculitis (anti-C1q
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... tract, and often causes ... abdominal pain and GN Anti-GBM ... #Differential #Diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
levels • NMO-IgG (anti-AQP4 ... • Infectious causes ... Brucellosis - Dengue, EBV ... AntiCRMP IgG, Anti-Hu ... Transverse Myelitis Treatment
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
recommendations, treatments ... #medications #treatment ... #diagnosis #causes ... References: Danby SG ... Petersen EBM, Skov
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• History of EBV ... supraclavicular node • Anterior ... lymph node biopsy (diagnostic ... Hodgkin Lymphoma Treatment ... Hodgkins #lymphoma #diagnosis
Subacute Thyroiditis

Also known as: de Quervain’s thyroiditis, granulomatous thyroiditis, or viral thyroiditis

What?
Postviral inflammatory process caused by
inflammatory process caused ... types 1 and 2 • EBV ... Recovery phase Treatment ... • Nonsteroidal anti-inflammatory ... endocrinology #thyroid #diagnosis