63 results
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Diagnostic Schema ... Hyperferritinemia Pearl: Diseases ... Still's disease ... #Differential #Diagnosis ... #Hematology
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
to Infectious Disease ... Diagnosis in a ... rural → Geographic disease ... → Leptospirosis ... Schistosomiasis • Skin
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Arthralgia/arthritis, Skin ... Differential Diaqnoses ... #Disease #diagnosis ... management #treatment #rheumatology
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential Diagnosis ... , Sarcoidosis, Still's ... Disease, Inflammatory ... #Differential #Diagnosis ... #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... Sarcoidosis • Crohn's disease ... #differential #diagnosis ... #rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Insect stings Disease ... trigger - Direct skin ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology #
Systemic Sclerosis Associated Autoantibodies
Anti-topoisomerase I (anti-Sc170): Diffuse skin disease, Pulmonary fibrosis
Anti-centromere: Limited skin disease (~93-95%), Pulmonary
anti-Sc170): Diffuse skin ... disease, Pulmonary ... disease (~93-95% ... Autoantibodies #diagnosis ... #rheumatology
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Adult-Onset Still's ... Disease (AOSD) ... #AdultOnset #Stills ... #Disease #AOSD ... #rheumatology #diagnosis
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Denies any travel ... Diagnosis? ... University Infectious Diseases ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... - Differential Diagnosis ... Vasculitis: • Behcet Disease ... #dermatology #rheumatology ... #differential #diagnosis