30 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Rash • Human ... • Rheumatic fever ... dermatology #joint #pain ... differential #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Algorithm Pinpoint ... Red Flags: • Fever ... lesions • Severe pain ... medication Febrile ... cryoglobulins • Skin
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 ... #Rash #Febrile ... #Diagnosis #Algorithm
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Syndrome Acute febrile ... - Rash: multiple ... malaise) - Muscle pain ... Inflammation and pain ... Leukocytoclastic vasculitis
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
Erythematous Rashes - THE ALGORITHMIC ... redness of the skin ... erythematous rash ... #Erythematous #Rash ... #Febrile #Fever
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 ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... lesions Abdominal pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract: abdominal pain ... mucositis - Rash ... Fevers • Fatigue ... gut -> abdominal pain ... , testes -> pain
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
When to suspect AIN ... triad (<10%): fever ... associated with AIN ... Interstitial #Nephritis #AIN ... #diagnosis
Acute Schistosomiasis: Katayama Fever
 • Most common in travelers and children
 • "Swimmers Itch" in the
or urticarial rash ... • Systemic hypersensitivity ... diarrhea, abdominal pain ... #diagnosis #clinical ... #photo
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
; however, an algorithmic ... petechiae/purpura with fever ... the patient is afebrile ... petechial or purpuric rash ... Purpural #Purpuric #Rash