| RBD | recurrent brief depression; relative biological dose; right border of dullness |
|---|---|
| RLSB | right lower scapular border |
| RSB | reticulocyte standard buffer; right sternal border |
| RUSB | right upper sternal border |
| RHC | resin hemoperfusion column; respiration has ceased; right heart catheterization; right hypochondrium... |
| posterior border of petrous part of temporal bone | The margin of the petrous part of the temporal bone that extends from the apex to the jugular notch; it articulates with the basal and jugular portions of the occipital bone. Synonym: margo posterior partis petrosae ossis temporalis. (05 Mar 2000) |
|---|---|
| posterior border of radius | The ridge on the radius that extends from the tuberosity to the tubercle on the posterior aspect of the distal extremity. Synonym: margo posterior radii. (05 Mar 2000) |
| posterior border of testis | The rounded posterior portion of the testis into which the vessels enter. Synonym: margo posterior testis. (05 Mar 2000) |
| posterior border of ulna | The sinuous palpable subcutaneous ridge on the posterior aspect of the ulna that extends from near the olecranon to the styloid process, demarcating "anterior" (flexor) from "posterior" (extensor) compartments of forearm. Synonym: margo posterior ulnae. (05 Mar 2000) |
| sagittal border of parietal bone | The medial border of the parietal bone entering into the sagittal suture. Synonym: margo sagittalis ossis parietalis. (05 Mar 2000) |
| proximal border of nail | The proximal border of the nail entirely covered by the nail wall. Synonym: margo occultus unguis, occult border of nail. (05 Mar 2000) |
| pupillary border of iris | The inner border of the iris that forms the edge of the pupil. Synonym: margo pupillaris iridis, pupillary margin of iris. (05 Mar 2000) |
| sphenoidal border of temporal bone | The part of the border of the squamous part of the temporal bone that articulates with the greater wing of the sphenoid. Synonym: margo sphenoidalis ossis temporalis. (05 Mar 2000) |
| squamous border | Edge of a bone which articulates with the squamous part of the temporal bone. See: squamous border of parietal bone, squamous border of sphenoid bone. Synonym: margo squamosus, squamous margin. (05 Mar 2000) |
| squamous border of parietal bone | The lateral border of the parietal bone that articulates with the squamous part of the temporal bone. Synonym: margo squamosus ossis parietalis. (05 Mar 2000) |
| squamous border of sphenoid bone | The margin of the greater wing of the sphenoid bone that articulates with the squamous part of the temporal bone. Synonym: margo squamosus ossis sphenoidalis. (05 Mar 2000) |
| nasal border of frontal bone | The border of the frontal bone that articulates with the nasal bones. Synonym: margo nasalis ossis frontalis, nasal margin of frontal bone. (05 Mar 2000) |
| striated border | Obsolete term for the apical surface of an epithelium with microvilli. (18 Nov 1997) |
| superior border | The cranial or uppermost margin of a structure. (05 Mar 2000) |
| superior border of pancreas | The uppermost border of the body of the pancreas that separates the anterior and posterior surfaces. Synonym: margo superior pancreatis. (05 Mar 2000) |