What are Cannonball metastases?

Cannonball metastases refer to well-defined spherical nodules scattered over both lungs, being a classical presentation of hematogenous tumor spreading. Striking progression of lung metastases without established primary malignancy can raise a diagnostic challenge.

What causes Cannonball metastases?

Metastases with cannon ball appearance are classically from renal cell carcinoma or choriocarcinoma, and less commonly from an alternative primary tumor, such as prostate malignancy, synovial sarcoma, or endometrial carcinoma.

What is pulmonary metastasis?

Pulmonary metastases are defined as secondary malignant tumors of the lung parenchyma or pleura. Originating from an entirely separate organ, metastatic disease to the lung is the second-most common pulmonary malignancy.

What is nodule metastasis?

When the nodules are numerous, they are distributed diffusely throughout the lungs in a random pattern without any specific anatomic distribution; when nodules are few, they are predominantly subpleural. Multiple pulmonary nodules in a patient with known malignancy are highly suggestive of metastasis.

What does Cannonball metastases mean in medical terms?

Cannonball metastases refer to large, well circumscribed, round pulmonary metastases that appear, well, like cannonballs. The French term “envolée de ballons” which translates to “balloons release” is also used to describe this same appearance. Metastases with such an appearance are classically secondary to:

What kind of cancer looks like a cannonball?

Cannonball metastases refer to large, well circumscribed, round pulmonary metastases that appear, well, like cannonballs. The French term “envolée de ballons” which translates to “balloons release” is also used to describe this same appearance. Metastases with such an appearance are classically secondary to: renal cell carcinoma.

What kind of metastases look like balloons release?

The French terms ” envolée de ballons ” and ” lâcher de ballons “, which translate to “balloons release”, are also used to describe this same appearance. Metastases with such an appearance are classically secondary to 1,2: Or less common primary tumors: 1. Arkless R. RENAL CARCINOMA: HOW IT METASTASIZES.

What is the kids definition of a cannonball?

Kids Definition of cannonball. 1 : a usually round solid missile (as of stone or metal) for firing from a cannon. 2 : a jump into water made with the arms holding the knees tight against the chest.