27 results
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... acute rheumatic fever ... - parvovirus, HIV ... #Joint #Pain #MSK ... approach #workup #differential
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Pain Rash ... • Rheumatic fever ... Sarcoidosis #dermatology ... #joint #pain #skin ... #rashes #differential
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 ... Brucellosis - Viruses: HIV
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Cell Disease Vaso-occlusive ... common sites: hip ... • XR, MRI to dx ... #Disease #differential
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
., HIV), EBV infection ... • Clinical features ... - Pel-Ebstein fever ... : Pain in involved ... #hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • Rheumatic fever ... Parvovirus B19 • HIV ... streptococci (rheumatic fever ... #pain #Differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... : • Infection: ... Herpes zoster - HIV ... - Lyme disease ... - Fever/chills
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... Temporomandibular joint ... , weight loss, fever ... To Narrow Down Ddx ... disease processes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... surfaces of the joints ... burning sensation or pain ... reticularis Differential ... • Fungal infections
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Clinical Presentation ... Mycoplasma, EBV, HIV ... younger pts) Differential ... Symptoms: High fevers ... chills, flank pain