Given the size of the patient, having a sheath that is > 6 F in the brachial artery would pose significant risk. Also, due to the absence of a nub, other larger CTO devices would be difficult to use due to a lack of pushability by the supporting catheter or device.
Bee pollen is the pollen ball that has been packed by worker honeybees into pellets. Bee bread is the bee pollen with added honey and bee secretions and stored in brood cells, chambers of wood and mud created by female ground-nesting bees.
Pollen is a mass of fine spores containing the male cells of a plant. Trees, grasses and weeds release these particles in the air to fertilize other plants. However, many people are allergic to the chemicals they contain and weed pollen is one of the most common types that can trigger a seasonal allergy.