45 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Urticaria • Medium ... : • Behcet Disease ... #skin #dermatology ... #rheumatology #
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Vasculitis of ... of medium vessels ... #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Bone marrow disease ... #Differential #Diagnosis ... #hematology #rheumatology ... #nonpalpable #dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... IBD, Celiac disease ... #Algorithm #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... Sarcoidosis #dermatology ... #differential #diagnosis ... #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Differential Diagnosis ... Polyangiitis #GPA #dermatology ... #rash #diagnosis ... #rheumatology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... wall vessels (medium-sized ... Connective tissue disease ... #dermpath #dermatology ... signs #lesions #diagnosis
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Causes #Workup #Hematology ... #Diagnosis * ... GrepMed Recommended Text ... Hall Textbook of Medical
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
and Associated Diseases ... Microscopy #Pathology #Hematology ... #Diagnosis #Dyspmorphic ... GrepMed Recommended Text ... Pathologic Basis of Disease
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
- Differential Diagnosis ... ASA) • Renal Disease ... • Steroids • Vasculitis ... #Differential #Diagnosis ... Algorithm #Causes #Hematology