8 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated Vasculitis ... pathologically or clinically ... polyangiitis (GPA ... #differential #diagnosis ... #algorithm #rheumatology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Clinical manifestations ... Doppler US : halo sign ... Abnormal TAB ... Ophthalmology #Diagnosis ... #Algorithm
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
#dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations ... #pathology #lesions
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... purpura: Strong sign ... Elevated ESR and CRP GCA ... develop in pts with GCA ... fluid (CSF) is abnormal
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Algorithm Pinpoint ... deficiency - Abnormal ... RA, Sjogren's, GPA ... #dermatology #physicalexam
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
investigations abnormal ... investigations depending on clinical ... context and signs ... Glomerulonephritis / Vasculits ... Interstitial nephritis: eosinophilia
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... systemic sx + signs ... = vasculitis vs ... , but normal values ... #Temporal #Signs
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
cooled from the normal ... malignancies, vasculitis ... Cryofibrinogenemia Clinical ... : • + Clinical ... Biopsy: Typical pathologic