26 results
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) ... maculopapular rash ... #Disease #AOSD ... #rheumatology #diagnosis
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... rash ± odynophagia ... Complications: MAS ... #Disease #diagnosis ... #rheumatology
Adult Onset Still's Disease - Yamaguchi Criteria
Major criteria:
 - Fever >= 39C lasting >= 1 weeks
Adult Onset Still's ... weeks - Typical skin ... rash: maculopapular ... #Criteria #Diagnosis ... #Major #Minor #Rheumatology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Adult Onset Still's ... maculopapular skin ... Treatment - Mild ... #disease #AOSD ... #diagnosis #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Adult-onset Still ... Petechial or purpuric rash ... erythematosus [SLE], AOSD ... #Management #Hematology ... #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... Differential Diagnosis ... Polyangiitis #GPA #dermatology ... #rash #diagnosis ... #rheumatology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... includes Kawasaki disease ... erythematous rash ... Nikolsky sign may ... #Diagnosis #Dermatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Insect stings Disease ... Disorientation, vertigo Diagnostic ... histology - Mast ... Cold #Urticaria #diagnosis ... #rheumatology #
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... with or without treatment ... , but without treatment ... #Diagnosis #Clinical ... #Photo #Dermatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
glucocorticoid treatment ... may be indicated ... symptoms (eg, skin ... #Differential #diagnosis ... #hematology #eosinophilia