Petechiae are tiny red, purple, or brown spots on your skin ... skin, or bone marrow, they might perform a skin or bone biopsy. A biopsy involves taking a small piece of tissue using a unique ...

The sample comes from the outer part of your bone. It's different from a marrow biopsy, which takes the cells from deep inside. These tests can show whether you have cancer or another problem.

Based on your blood and molecular tests and symptoms, your doctor might want to do a bone marrow biopsy. This test collects small amounts of solid and liquid bone marrow through a thin needle.

Two types of samples are taken. One is called a bone marrow biopsy. It is obtained by removing a small piece of the bone along with the marrow inside the bone. The second sample is called a bone ...

In a case report published in the World Journal of Oncology, an elderly female patient was diagnosed with mast cell leukemia (MCL), with imaging showing extensive osteoblastic metastatic lesions. MCL ...