23 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
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
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm ... organ-specific signs ... #Disorders #Algorithm ... #Differential #diagnosis ... #hematology #eosinophilia
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
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential Diagnosis ... Algorithm Signs ... Reticulocytes • Abnormal ... #Differential #Diagnosis ... #Algorithm #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... • EGPA: - Eosinophilia ... and branches • GCA ... Differential Diagnosis ... purpura: strong sign
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
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... purpura: Strong sign ... fluid (CSF) is abnormal ... progressive) EGPA (Eosinophilic ... Polyangiitis): • 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
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