| LPF | leukocytosis-promoting factor; leukopenia factor; lipopolysaccharide factor; localized plaque format... |
|---|---|
| MIF | macrophage inhibitory factor; melanocyte[-stimulating hormone]-inhibiting factor; maximum inspirator... |
| MRF | Markov random field; medical record file; melanocyte-[stimulating hormone]-releasing factor; mesence... |
| NF | nafcillin; National Formulary; nephritic factor; neurofibromatosis; neurofilament; neutral fraction;... |
| RF | radial fiber; radio frequency; receptive field; regurgitant fraction; Reitland-Franklin [unit]; rela... |
| Bassler's sign | <clinical sign> In chronic appendicitis, pinching the appendix between the thumb and the iliacus muscle causes sharp pain. (05 Mar 2000) |
|---|---|
| Bastedo's sign | <clinical sign> An obsolete sign: in chronic appendicitis, pain and tenderness in the right iliac fossa on inflation of the colon with air. (05 Mar 2000) |
| battle's sign | <clinical sign> Postauricular (behind the ear) ecchymosis in cases of fracture of the base of the skull (basal skull fracture). (27 Sep 1997) |
| beak sign | <clinical sign> Appearance of the distal oesophagus, on a contrast oesophagram, in achalasia; also used to describe the proximal pyloric canal on upper GI series in congenital pyloric stenosis. (05 Mar 2000) |
| Bechterew's sign | <clinical sign> Paralysis of automatic facial movements, the power of voluntary movement being retained. (05 Mar 2000) |
| Beevor's sign | <clinical sign> With paralysis of the lower portions of the recti abdominis muscles the umbilicus moves upward. (05 Mar 2000) |
| Bezold's sign | Inflammatory oedema at the tip of the mastoid process in mastoiditis. Synonym: Bezold's sign. (05 Mar 2000) |
| Biederman's sign | <clinical sign> A dusky redness of the lower portion of the anterior pillars of the fauces in certain cases of syphilis. (05 Mar 2000) |
| Bielschowsky's sign | <clinical sign> In paralysis of a superior oblique muscle, tilting the head to the side of the involved eye causes that eye to rotate upward. (05 Mar 2000) |
| Biermer's sign | <clinical sign> Complete bilateral paralysis of the adductor muscles of the larynx with severe inspiratory dyspnea. Synonym: Biermer's sign. (05 Mar 2000) |
| Biernacki's sign | <clinical sign> Analgesia to percussion of the ulnar nerve in tabes dorsalis and dementia paralytica. (05 Mar 2000) |
| Biot's breathing sign | <clinical sign> Irregular periods of apnea alternating with four or five deep breaths; seen with increased intracranial pressure. (05 Mar 2000) |
| Biot's sign | <clinical sign> Abnormal breathing pattern characterised by periods of apnea and periods in which several breaths of similar volume are taken; seen with increased intracranial pressure. (05 Mar 2000) |
| Bird's sign | <clinical sign> The presence of a zone of dullness on percussion with absence of respiratory sign's in hydatid cyst of the lung. (05 Mar 2000) |
| Bjerrum's sign | A comet-shaped scotoma, occurring in glaucoma, attached at the temporal end to the blind spot or separated from it by a narrow gap; the defect widens as it extends above and nasally curves around the fixation spot, and then extends downward to end exactly at the nasal horizontal meridian. Synonym: Bjerrum's sign, sickle scotoma. (05 Mar 2000) |