11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... Scleroderma • Amyloidosis ... gangrenosum • IBD ... differential #diagnosis #rheumatology
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Skin Rash on Physical ... Exam 60 year old ... rigors, diarrhea, nausea ... Your blood cxs identify ... #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... lesions • Severe pain ... Cholesterol embolism - Amyloidosis ... : • Complete blood ... cryoglobulins • Skin
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... ulcerations • Skin ... onset [33-74%] • Blood ... #rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... burning sensation or pain ... vasculitis (inflamed blood ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... pulses, bruis, or blood ... Large Vessel: Blood ... differential #diagnosis #rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... multiforme - Dermatomyositis ... neutrophils in the blood
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulses, bruits, or blood ... tract: Abdominal pain ... , mucositis • Rash ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
: Fever, flank pain ... maculopapular rash ... Post Transfusion Purpura ... Causes purpura & ... infections with skin
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
: Fever, flank pain ... maculopapular rash ... Post Transfusion Purpura ... Causes purpura & ... infections with skin