20 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Aggressive, Non-Malignant ... Cyst Malignant ... Leiomyosarcoma • Malignant ... Tumours #MSK #Differential ... #Orthopedics #Causes
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Osteoblastoma (may be malignant ... calcify &/or turn malignant ... " appearance) Malignant ... BoneLesion #XRay #MSK ... #Orthopedics #Causes
Hyperthermic Syndromes - This table summarizes the similarities and differences between some toxicologic causes of hyperthermic
Syndromes - This table ... some toxicologic causes ... Syndrome • Malignant ... Hyperthermic #Syndromes #Comparison ... #Table #Diagnosis
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
abrasion • Foreign body ... EricsMedicalLectures/ #Red #Eye #redeye ... Differential #Diagnosis #table ... #causes #ophthalmology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... Gastrointestinal Disease • Bone ... Endocrinopathy • Malignancy ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
Disease - IBD Comparison ... Table Ulcerative ... ileum • Most cases ... Amy Chung, MD, MSc ... #Table #UC
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
set point • Body ... rapidly fatal • Causes ... ; Heat stroke; Malignant ... hyperthermia; Neuroleptic malignant ... #Hyperthermia #comparison
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
view chest 0.02 mSv ... 99m radionuclide bone ... scan 6.2 mSv 310 ... #CT #Nuclear #Comparison ... #Table #Risks #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
2 years BONE ... S IMAGING - Bone ... ’S IMAGING - Bone ... #CT #Nuclear #Comparison ... #Table #Risks #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Systemic disease - Malignancy ... dislocation Malignant ... - Aneurysmal bone ... differential #diagnosis #msk