11 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Enchondroma • Aneurysmal ... Bone Cyst Malignant ... #Tumours #MSK # ... #Orthopedics #Causes
Mediastinal Mass - Differential Diagnosis Framework

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
- Differential ... Thoracic aorta (Aneurysm ... • Aneurysm ... the most common causes ... #Differential #
Diagram of different types of bone tumors that can occur around the knee on XRay -
types of bone tumors ... • Aneurysmal bone ... Diagnosis #Bony #Differential ... peds #pediatrics #msk ... #lesions #adult
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Unicameral Bone Cysts ... • Aneurysmal ... Sarcoma #Bony #Mass ... #XRay #MSK #Differential ... #Orthopedics #Causes
Organomegaly
 • Liver
 • Spleen
 • Kidneys (e. g. Cyst, Cystic Renal Cell Carcinoma, Hydronephrosis)
Neoplastic
 •
Cyst, Cystic Renal ... • Gvnecologic Turmors ... • Vascular (Abdominal ... Aortic Aneurysm ... #Mass #Differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... mass/organomegaly ... Recurrent: Consider tumor ... aortic aneurysms ... appendages • FMF • Adult
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Relative - Normal RBC Mass ... Erythropoietin Secreting Tumor ... 90%, Abnormal Abdominal ... Ultrasound High
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 cyst - Osteochondroma ... diagnosis #msk #
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
- Benign Cysts ... - Foregut cysts ... In adults the most ... #Mediastinal #Mass ... #Differential #
Cardiac Masses - Differential Diagnosis Framework
 • Myxoma
 • Papillary Fibroelastoma
 • Rhabdomyoma
 • Fibroma
 •
Differential Diagnosis ... • Pericardial Cyst ... Sinus of Valsalva aneurysm ... Most common mass ... cardiology #radiology #tumor