distally, intrathoracic, foramen, popliteal, sphenoid, osteochondroma, basilar artery, septal, epiphysis, popliteal artery, parenchymal, dural, mediastinum, spermatic cord, hypoplasia, cardiac tamponade, ostium, sigmoid colon, duodenal, aortic arch, pyloric, choroidal, mesenteric, pharyngeal, subclavian artery, transection, talar, caval, valvular, iliac artery, hilar, thoracentesis, supraclavicular, metacarpophalangeal joint, lumbosacral, sulcus, coronary sinus, atresia, ciliary body, meningeal, splenic artery, fibroma, ethmoid, iliac, agenesis, auricle, stenotic, suprapubic, anteriorly, scleral, inguinal, calculi, pupillary, endocardial, opacification, synovial, superior mesenteric artery, plication, basilar, exostosis, gastroduodenal, erythematous, chondral, medullary, diaphyseal, pedicle, subclavian vein, anal canal, axillary artery, inferior vena cava, arteriovenous, antrum, pancreatic duct, hamartoma, peroneal, radicular, intimal, intracerebral, clavicular, arteriotomy, jejunal, superior vena cava, femoral vein, thoracic aorta, subarachnoid space, aneurysmal, pleural, oropharyngeal, atelectasis, trochanteric, tamponade, iliac vein, mitral stenosis, splenic, hydronephrosis, omental, intervertebral disk, tricuspid, diverticulum, tracheobronchial, ileocecal valve, adventitia

sinus, venous sinus

sinus cavernosus