14 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... Cyst Malignant ... #Bony #Tumors # ... Tumours #MSK #Differential ... #Orthopedics #Causes
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
• Giant Cell Tumor ... Constitutional Symptoms ... #Mass #Tumor #BoneLesion ... #XRay #MSK #Differential ... #Orthopedics #Causes
Mediastinal Mass - Differential Diagnosis Framework

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
Lymphoma: These malignant ... can be benign or malignant ... can be benign or malignant ... form from bone marrow ... Mediastinal Mass Symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... Myopathy (Also caused ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms
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 ... - Giant cell tumor ... - Aneurysmal bone ... differential #diagnosis #msk
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... are not caused ... patients have no symptoms ... Self-limiting, chronic but stable ... anterior/posterior MSK
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... shows a small, stable ... polyangiitis) • Malignancy ... #differential #causes
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Mucous membranes • Bone ... musculoskeletal symptoms ... Psychiatric symptoms ... nonimmune hemolysis MSK ... , or any other cause
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
hematological malignancy ... ingestion • B symptoms ... Classification: • The tumor ... predominant HL - The tumor ... anymore • Routine bone
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Case description ... correlate to a desmoid tumor ... - Bone scans ... Radiology #diagnosis #msk