11 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... common: lung, breast ... common: lung, breast ... spondyloarthritis (e.g ... #Differential #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... both at rest and ... Noninflammatory arthritis ... improves quickly with rest ... approach #workup #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... claudication: pain ... chews, not just pain ... of the steroid treatment ... Treatment of GCA
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia - Differential ... Vasculitides 5% (PAN ... Acute - Venous (least ... inflammation (e.g ... hypovolemia), Meds/Treatments
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
At least three episodes ... months plus at least ... Behcet disease) Differential ... , AS Treatment: ... Nonsurgical abdominal pain
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
Epidemiology: • Rest ... hyper-reactivity of coronary arteries ... anginal chest pain ... changes on tele/ECG ... tests in cath lab Treatment
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
lesions + Rheumatic pain ... nonerosive inflammatory arthritis ... the collar bone, breast ... and lower jaw Treatment ... antiinflammatory properties e.g
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... Prednisone 5mg/kg ... effusions, weight gain ... initiation • Differential ... Renal Failure Treatment
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
immunization Temporal arteritis ... - History of pain ... sudden severe pain ... lesions in other areas ... signs #symptoms #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Pleuritic chest pain ... • Diminished breath ... Lung Abscess Differential ... • Vasculitis (e.g ... Abscess #pulmonary #differential