73 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Aggressive, Non-Malignant ... Cyst Malignant ... Tumours #MSK #Differential ... #Orthopedics #Causes
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
- Differential ... " appearance) Malignant ... BoneLesion #XRay #MSK ... #Differential # ... #Orthopedics #Causes
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... abrasion • Foreign body ... EricsMedicalLectures/ #Red #Eye #redeye ... Diagnosis #table ... #causes #ophthalmology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... and Leukopenia - Differential ... Drugs, Autoimmune, Bone ... Leukocytosis #Leukopenia #Differential ... #Diagnosis #causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... Endocrinopathy • Malignancy ... Fractures #Pathologic #MSK ... #Differential # ... #Orthopedics #Causes
Causes of Hyperferritinemia - Differential Diagnosis
Ferritin > 1000
Ferritin is the storage form of iron. Increased hepcidin
- Differential ... be used by the bone ... Malignancy - 24% ... Hematologic Malignancy ... saturation to differentiate
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... tissue disease, Malignancy ... #Diagnosis #causes ... #primarycare #msk
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 ... - Differential ... - Aneurysmal bone ... diagnosis #msk # ... physicalexam
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... Uveitis - Differential ... Anterior-iris +/-ciliary body ... • Mimics: Malignancy ... Anterior #Uveitis #Differential
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... due to increased bone ... hyperparathyroidism, Malignancy ... Hypercalcemia #Causes ... #differential #