112 results
Staphylococcal Scalded Skin Syndrome (SSSS) 
(aka Ritter disease)

#Staphylococcal #Scalded #Skin #Syndrome #SSSS #Diagnosis #Pediatrics #Dermatology #Ritter
Syndrome (SSSS) ... #Syndrome #SSSS ... #Diagnosis #Pediatrics ... #Dermatology #Ritter ... #Disease #Peds
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Disorientation, vertigo Diagnostic ... test, TempTest ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Anti-Scl-70 - Scleroderma ... La) - Sjogren's syndrome ... Goodpasture's syndrome ... #diagnosis #table ... #rheumatology #
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
STAIN CULTURE PCR ... TEST CRYSTALS) ... crystalline disease ... nongonococcal ) #Diagnosis ... Effusion #Analysis #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 ... Positive pathergy test ... (this is a skin ... prick test that ... signs #symptoms #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Antiphospholipid Antibody Syndrome ... Anti-cardiolipin (aCl ... LAC) • Sjogren Syndrome ... #diagnosis #associations ... #table
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... Antiphospholipid-antibody syndrome ... #differential #diagnosis ... #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... Associated with skin ... block • Sjogren syndrome ... #SLE #Summary #diagnosis ... #rheumatology #
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Generalized Differential Diagnosis ... Liver Function Tests ... Myelodisplastic syndrome ... Psychiatric Disease ... #generalized #dermatology
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
- Diagnosis Diagnostic ... vasculitis - Skin ... Abnormal pathergy test ... Wide variety of skin ... #disease #Diagnosis