46 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated Vasculitis ... inflammation: • Microscopic ... No Asthma and Eosinophilia ... and/or 10%) - Eosinophilic ... StanfordChiefs #ANCA #Vasculitis
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... retroorbital mass) • Microscopic ... lung disease • Eosinophilic ... polyangiitis - Asthma. eosinophilia ... Cryoglobulinemic vasculitis
Here are the morphological hallmarks of Rhabdomyosarcoma.

 - Broken arrow sign 

 - tad-pole rhabdomyoblasts
- Broken arrow sign ... Rhabdomyosarcoma #Hallmarks #Pathology ... #Microscopy #Clinical
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
ANCA-Associated Vasculitis ... polyangiitis (GPA), microscopic ... polyangiitis (MPA), and eosinophilic ... involvement - PR3>MPO Microscopic ... polyangiitis - MPO>PR3 Eosinophilic
Vasculitis Management - ACR/VF 2021 Guidelines for Treatment & Management
 • Giant Cell Arteritis (GCA)
 •
Vasculitis Management ... Polyangiitis (GPA), Microscopic ... Polyangiitis (MPA) • Eosinophilic ... @MithuRheum #Vasculitis
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... • Drug-induced vasculitis ... • Necrotizing vasculitis ... dermatology #semiology #signs ... manifestations #pathology
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
yrs old; F>M Signs ... palpation - Vasculitic ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... PR3-ANCA): • Microscopic ... • EGPA: - Eosinophilia ... purpura: strong sign ... Dx: GPA, EGPA, microscopic
A red blood cell (red arrow) is seen crossing the basement membrane (blue arrow) and losing
acanthocyte #formation #pathology ... #clinical #pathophysiology ... #microscopy
Eosinophilic angiocentric fibrosis: IgG4-related disease of the upper aerodigestive tract. Distinctive concentric (onion-skin) perivascular fibrosis and
Eosinophilic angiocentric ... with prominent eosinophils ... LisaRooperMD #Eosinophilic ... angiocentric #fibrosis #Pathology ... #Clinical #Microscopy