21 results
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Asthma Tugs (vasculitis ... Hypereosinophilic Syndrome ... Diagnosis #Causes ... #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... #joint #pain #skin ... #rashes #differential ... #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... leakage of RBC's secondary ... #Diagnosis #hematology ... #rheumatology #
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Diagnosis Framework ... arteritis, Cogan's Syndrome ... Polyarteritis Nodosa (PAN ... #Diagnosis #rheumatology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... - Differential ... Peripheral Vascular Disease ... Marfan's Syndrome ... #Orthopedics #Causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
• EGPA: - Eosinophilia ... tract, and often causes ... differential #diagnosis ... #rheumatology # ... classification
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pain Eyes ... , Vasculitis (e.g ... Amyloidosis • Eosinophilic ... #pain #differential ... #diagnosis #rheumatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
lesions + Rheumatic pain ... Rule out other causes ... Tetracyclines etc ... osteoarticular and skin disease ... #Rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... surfaces of the joints ... burning sensation or pain ... Diagnosis: Vasculitis ... #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... tract, and often causes ... #Differential #Diagnosis ... #Rheumatology