18 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... disease Palpable purpura ... Henoch Schönlein purpura ... Antiphospholipid-antibody syndrome
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... vasculitis) or disorders ... #Rash #Petechiae ... #Ddxof
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Scurvy - Actinic damage ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Arthralgia - Purpura ... triad of Palpable purpura ... Henoch-Schönlein purpura ... systemic lupus erythematosus ... classification #rheumatology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
- THE ALGORITHMIC ... and toxic shock syndrome ... rash but without ... #Diagnosis #Dermatology ... Rash #Algorithm
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Differential Diagnosis Algorithm ... arthritis - (Reiter’s syndrome ... Systemic Lupus Erythematosus ... like “butterfly rash ... Differential #Diagnosis #Algorithm
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... macules • Erythematous ... • Ulcerated, erythematous ... • Goodpasture syndrome ... #rash #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
evidence of (fatigue, rash ... Malignancy (e.g. hematologic ... ) • Endocrine disorders ... dysfunction, and mood disorder ... vein thrombosis Hematologic
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... Vasculitis - Collagen disorders ... Henoch Schonlein Purpura ... : - Purpura fulminans ... #Causes #dermatology
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
DRESS Syndrome vs ... : 2-8 weeks • Rash ... : 4-28 days • Rash ... : Painful erythematous ... macules with purpuric