7 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Pain Rash ... • Rheumatic fever ... Amyloidosis • Eosinophilic ... #differential #
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pain Eyes ... Bacterial or viral infection ... Lyme disease, Vasculitis ... Amyloidosis • Eosinophilic ... #pain #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... vesicular eruption • Joints ... Palpable purpura, joint ... involvement, abdominal pain ... drug exposure or Dx
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
• EGPA: - Eosinophilia ... vesicular eruption - Joints ... to exclude are infections ... : • Fevers • ... CTD) • ANCA (Dx
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint ... pain/Night sweats ... Weight loss - DDX ... Osteosarcoma - Eosinophils
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... : • 80% have fever ... Pleuritic chest pain ... Intervention: - Fevers ... : • Vasculitis
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... Temporomandibular joint ... (caries, abscess ... , weight loss, fever ... To Narrow Down Ddx