8 results
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
IL-6, TNF-a, ? ... : High spiking fever ... maculopapular rash ... : high fever, CRP ... #rheumatology #
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... instability - New-onset fever ... with rash - Mucocutaneous ... sulfa-drug - Skin ... #Dermatology #Rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... • Rheumatic fever ... gangrenosum • IBD ... #differential #diagnosis ... #rheumatology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
with urticarial rash ... Rash: • Nonpruritic ... maculopapular skin ... Stills #disease #AOSD ... #diagnosis #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... Dermatomyositis • Fever ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
- Nonremitting fever ... Petechial or purpuric rash ... erythematosus [SLE], AOSD ... Activation #Syndrome #Diagnosis ... #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... 3rd Decade Skin ... Differential Diagnosis ... to: Arthritis, Fever ... #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Anti-MDA5 (RP-ILD ... ), dermato-rheumatologic ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... Overlap Syndrome: Fever