15 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... (aPL) 30-45% Differential ... autoantibodies #signs ... #symptoms #mimickers ... #differential #
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
inflammatory cells) Clinical ... : • Disease fatal ... exertion • Neurologic ... Subcutaneous nodules, lupus ... #Signs #Pulmonary
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Photosensitivity, Butterfly rash ... pain (20%) Renal disease ... erythematosus #signs ... #symptoms #diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
stages of this disease ... The signs and symptoms ... late stages of disease ... #Diagnosis #Clinical ... #Photo #Dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... painless, no systemic signs ... biopsy preferred Differential ... University Infectious Diseases ... #photo #hand
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... along with other signs ... differentiate it ... RashDecisionz #Shawl #sign ... #Photo #Neck
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... mainly AQP4-lgG disease ... disorders (Systemic lupus ... Manifestations #diagnosis #neurology ... #symptoms #signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... mucositis - Rash ... such as systemic lupus ... Presentation - Systemic Symptoms ... purpura: strong sign
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... skin injury) • Neurologic ... Behcet syndrome (Clinical ... ) Differential Diagnosis ... diagnosis #management #signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... Maculopapular rash ... • Common clinical ... Acute meningeal signs ... • Uveitis • Rash