57 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... • Rheumatic fever ... gangrenosum • IBD ... Antiphospholipid-antibody syndrome ... differential #diagnosis
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
patients < 50 yrs old ... : - Fever - ... skin lesions ... Pathophysiology #Diagnosis ... #Vasculitis
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Inflammation and pain ... symptoms by days ... Leukocytoclastic vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... Coronary arteries - Fever ... mucositis - Rash ... Presentation - Systemic Symptoms ... : • Fevers
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
ID Approach to Fever ... and Rash - Diagnostic ... Parvovirus B19 (PPGSS), Vasculitis ... angiomatosis, Sweet syndrome ... #Rash #Febrile
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: Fever ... Sjögrens (15%) Skin ... , Vasculitis, Purpura ... Demyelinating syndromes ... lesions Abdominal pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... Presentation: Systemic Symptoms ... , mucositis • Rash ... • Progressive symptoms
Pediatric Inflammatory Multisystem Syndrome Temporally associated with SARS-CoV-2 infection (PIMS-TS)
Clinical features
all: fever > 101.3 F
most: oxygen
features all: fever ... some: abdominal pain ... conjunctivitis, cough, rash ... #coronavirus #diagnosis ... #Signs #Symptoms
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Infection - Vasculitis ... Red Flags: • Fever ... lesions • Severe pain ... cryoglobulins • Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... burning sensation or pain ... Differential Diagnosis ... • Goodpasture syndrome ... #dermatology #rash