17 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... in adults - Breast ... Aggressive, Non-Malignant ... Cyst Malignant ... Leiomyosarcoma • Malignant
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... metastasis: • Breast ... and tumor (Ill-defined ... #BoneTumors #Malignant ... #Radiology #Diagnosis
Malignant Pericardial Effusion on POCUS

Stable vitals, mild shortness of breath, h/o metastatic breast CA, with obvious
Malignant Pericardial ... Stable vitals, mild ... h/o metastatic breast ... close eye on this one ... #Malignant #Echocardiogram
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of Malignancy ... resorption in the bone ... resorption in the bone ... lung, Renal Cell, Breast ... Hypercalcemia #Malignancy
Malignant Pericardial Effusion on POCUS Echocardiogram

Which of the following is the most common etiology for this
Malignant Pericardial ... Resolution: Malignancy ... particularly lung, breast ... #Malignant #Pericardial ... Echocardiogram #Cardiology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Behcet Syndrome • Malignant ... : Lung Cancer, Breast ... , Melanoma • Malignant ... #cardiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
NONIATROGENIC • Malignancy ... : lung cancer, breast ... OTHER RARE CAUSES ... have to repeat if malignancy ... Differential #Diagnosis #cardiology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Bone and joint ... Rule out other causes ... as infectious, malignant ... radiographs of affected areas ... , breast bone, pelvis
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Paget's disease of bone ... Malignancy • ... Multiple myeloma (bone ... metastases: thyroid, breast
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis Algorithm ... /lsotretinoin Malignancy ... Breast, Kidney, ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone