16 results
Mechanism of malignancy-associated hypercalcemia. Abbreviations: 1,25(OH)2D, 1,25-dihydroxyvitamin D; NHL, non-Hodgkin lymphoma; PTH, parathyroid hormone; PTHrP, PTH-related
Mechanism of malignancy-associated ... lymphoma; PTH, parathyroid ... Hypercalcemia #Malignancy ... Mechanism #Frequency #Differential
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... adenoma, Parathyroid ... hyperplasia, Parathyroid ... • High PTHrP: Malignancy ... Hypercalcemia #Differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Hypercalcemia Parathyroid ... adenoma • Parathyroid ... hyperplasia • Parathyroid ... disease of bone Malignancy ... endocrinology #diagnosis #differential
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of Malignancy ... PTH-mediated • Parathyroid ... Hypercalcemia #Malignancy ... Pathophysiology #Differential
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Low Back Pain - Differential ... tissue disease, Malignancy ... Lower #BackPain #Differential ... #primarycare #msk
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Bone Tumors - Differential ... Aggressive, Non-Malignant ... Leiomyosarcoma • Malignant ... Tumors #Tumours #MSK ... #Differential #
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Fragility Fractures - Differential ... Endocrinopathy • Malignancy ... Fractures #Pathologic #MSK ... #Differential #
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Lesion on X-Ray - Differential ... calcify &/or turn malignant ... " appearance) Malignant ... BoneLesion #XRay #MSK ... #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 ... Systemic disease - Malignancy ... dislocation Malignant ... Effusions #causes #differential ... #diagnosis #msk
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Lung Disease - Differential ... Atypical” Pneumonia Malignancy ... Amy Chung, MD, MSc ... #ILD #Causes #Differential