49 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... • Rheumatic fever ... gangrenosum • IBD ... differential #diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach to Acute ... triad (<10%): fever ... , rash, eosinophilia ... microscopic hematuria, mild ... Algorithm #nephrology #diagnosis
Acute Schistosomiasis: Katayama Fever
 • Most common in travelers and children
 • "Swimmers Itch" in the
Acute Schistosomiasis ... or urticarial rash ... diarrhea, abdominal pain ... #diagnosis #clinical ... #photo
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Acute Purpura Fulminans ... Skin Rash on Physical ... Exam 60 year old ... BIDMC Infectious Diseases ... #photo
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Sweet Syndrome Acute ... with systemic disease ... sudden onset of a rash ... - Rash: multiple ... Inflammation and pain
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Legg-Calve-Perthes disease ... • Bursitis • IBD ... Immobilization) • Acute ... /swelling - Fever
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... instability - New-onset fever ... sulfa-drug - Skin ... pain - Immunocompromised ... #Diagnosis #
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential Diagnosis ... potentially be an acute ... Red Flags: • Fever ... • Skin changes ... aneurysms • Acute
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Onset Still's Disease ... with urticarial rash ... Rash: • Nonpruritic ... maculopapular skin ... #AOSD #diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
stages of this disease ... Skin rash and malaise ... ) ▪ Malaise, fever ... #Diagnosis #Clinical ... #Photo #Dermatology