If resistance is met, rotating the needle may aid in penetration through the joint capsule [19]. In the case of an US-guided injection, if fluid accumulates around the tip of the needle, the needle is likely periarticular and needs to be adjusted accordingly. After confirmation of intra-...
Gross et al., “Bone Morphogenetic Proteins Promote Astroglial Lineage Commitment by Mammalian Subventricular Zone Progenitor Cells,” Neuron 17:595-606 (1996). Grotewold et al., “Bambi is Coexpressed with Bmp-4 During Mouse Embryogenesis,” Mech. Dev. 100:327-330 (2001). Hachisuka et al.,...