| HBsAg | Hepatitis B surface Antigen |
|---|---|
| AMLSGA | acute myeloblastic leukemia surface glycoprotein antigen |
| anti-HBs | antibody to hepatitis B surface antigen |
| ASA | acetylsalicylic acid; active systemic anaphylaxis; Adams-Stokes attack; American Society of Anesthes... |
| BSA | benzenesulfonic acid; Biofeedback Society of America; bismuth-sulfite agar; bis-trimethylsilyl-aceta... |
surface
| anterior surface of pancreas | The anterior surface of the pancreas. Synonym: facies anterior pancreatis. (05 Mar 2000) |
|---|---|
| anterior surface of patella | The anterior surface of the patella. Synonym: facies anterior patellae. (05 Mar 2000) |
| anterior surface of petrous part of temporal bone | The surface of the petrous part of the temporal bone contributing to the floor of the middle cranial fossa. Synonym: facies anterior partis petrosae ossis temporalis. (05 Mar 2000) |
| anterior surface of prostate | The anterior surface of the prostate. Synonym: facies anterior prostatae. (05 Mar 2000) |
| anterior surface of radius | The anterior surface of the radius. Synonym: facies anterior radii. (05 Mar 2000) |
| anterior surface of suprarenal gland | The anterior surface of the suprarenal gland. Synonym: facies anterior glandulae suprarenalis. (05 Mar 2000) |
| anterior surface of thigh | The front of the thigh, including the femoral triangle. Synonym: facies femoralis anterior, anterior surface of thigh, regio femoralis anterior. (05 Mar 2000) |
| anterior surface of ulna | The anterior surface of the ulna. Synonym: facies anterior ulnae. (05 Mar 2000) |
| anterior talar articular surface of calcaneus | Underlies the head of the talus and contributes to the talocalcaneonavicular joint. Synonym: facies articularis talaris anterior calcanei. (05 Mar 2000) |
| anterolateral surface of shaft of humerus | The surface of the humerus lateral to the intertubercular groove. Synonym: facies anterior lateralis corporis humeri, facies anterolateralis corporis humeri. (05 Mar 2000) |
| anteromedial surface of shaft of humerus | The surface of the humerus between the anterior and medial borders of the bone. Synonym: facies anterior medialis corporis humeri, facies anteromedialis corporis humeri. (05 Mar 2000) |
| antigens, surface | Antigens on surfaces of cells, including infectious or foreign cells or viruses. They are usually protein-containing groups on cell membranes or walls and may be isolated. (12 Dec 1998) |
| articular surface | Any articular surface. Synonym: facies articularis. (05 Mar 2000) |
| articular surface of acromion | A small oval facet on the medial border of the acromion for articulation with the lateral end of the clavicle. Synonym: facies articularis acromii. (05 Mar 2000) |
| articular surface of arytenoid cartilage | The oval surface on the undersurface of the muscular process of the arytenoid for articulation with the cricoid cartilage. Synonym: facies articularis cartilaginis arytenoideae. (05 Mar 2000) |