9 results
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... - Differential Diagnosis ... Algorithm Single ... Lichen planus • Lupus ... mouth #SkinRash #dermatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Diagnosis Manifestations ... Nephropathy 16% - Oral ulcers ... Neurological 12% - Thrombocytopenia ... autoantibodies #signs #symptoms ... #differential #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Sjögrens (15%) Skin ... Leucopenia/lymphopenia, Thrombocytopenia ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... Alopecia, oral ulcers ... #sle #comparison ... #table #rheumatology ... #diagnosis #management
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... angioedema Other symptoms ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... meningitis), MCC CNS symptoms ... Venous disease (SVC ... management #signs #symptoms ... #rheumatology #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Algorithm Pinpoint ... hemostasis: - Thrombocytopenia ... Autoimmune Vasculitis (lupus ... cryoglobulins • Skin
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
livedo reticularis, ulcers ... genital aphthous ulcers ... such as systemic lupus ... Presentation - Systemic Symptoms ... #rheumatology #
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
with no early symptoms ... Hepatomegaly • Skin ... plaques, nodules, ulcers ... Neutropenia, anemia, thrombocytopenia ... workup #oncology #hematology