19 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

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

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
- Differential ... Thoracic aorta (Aneurysm ... • Aneurysm ... #Differential # ... Diagnosis #causes
Diagram of different types of bone tumors that can occur around the knee on XRay -
types of bone tumors ... • Aneurysmal bone ... Diagnosis #Bony #Differential ... #Radiology #XRay ... peds #pediatrics #msk
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
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
types of bone tumors ... • Aneurysmal bone ... Lesions #Bony #Differential ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
dissection, Aortic anourysm ... Atelectasis, Nodule / mass ... • Masses: Anterior ... Lymphoma, Germ cell tumor ... Diagnosis #pulmonary #radiology
Organomegaly
 • Liver
 • Spleen
 • Kidneys (e. g. Cyst, Cystic Renal Cell Carcinoma, Hydronephrosis)
Neoplastic
 •
Cyst, Cystic Renal ... • Gvnecologic Turmors ... • Vascular (Abdominal ... Aortic Aneurysm ... #Mass #Differential
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
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 ... #Differential #
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 #