52 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... : CTD: SLE, RA related ... #Vasculitis #skin ... #dermatology #rheumatology ... #differential #diagnosis
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... insufficiency • Vasculitis ... Mycosis fungoides (cutaneous ... • Sickle Cell Anemia ... #Algorithm #causes
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... disease (10%) : SLE ... #dermatology #semiology ... signs #lesions #diagnosis ... #clinical #manifestations
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... HUS • DIC • Vasculitis ... #Algorithm #Causes ... #Hematology
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
Cutaneous manifestations ... dermatomyositis, SLE ... leukocytoclastic vasculitis ... #differential #diagnosis ... #clinical #skin
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... - Hemolytic anemia ... Associated - SLE ... #hematology #rheumatology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Algorithm Decreased ... RA, SLE, PRV, Chronic ... #Algorithm #Causes ... #Hematology
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Algorithm Neoplastic ... Mycosis fungoides (cutaneous ... Sacral #SkinRash #dermatology ... #Algorithm #causes
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential Diagnosis ... Algorithm - Petechiae ... #SkinRash #dermatology ... #Algorithm #causes
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... Algorithm. ... : 1) Extensive cutaneous ... Causes: 1) Exfoliative ... #Dermatology #Rash