| erb | <oncogene> Two oncogenes, erb A and erb B, associated with the avian erythroblastosis virus (an acute transforming retrovirus). The cellular homologue of erb B is the structural gene for the cell surface receptor for epidermal growth factor and of erb A a steroid hormone receptor. (09 Oct 1997) |
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| Erb atrophy | A form of progressive muscular atrophy in which the disease begins in the muscle and not in the spinal centres. Synonym: Erb atrophy, idiopathic muscular atrophy. (05 Mar 2000) |
| Erb disease | Progressive weakness and atrophy of the muscles of the tongue, lips, palate, pharynx, and larynx, usually occurring in later life; most often caused by motor neuron disease. Synonym: bulbar palsy, bulbar paralysis, Duchenne's disease, Erb disease, glossolabiolaryngeal paralysis, glossolabiopharyngeal paralysis. (05 Mar 2000) |
| Erb palsy | A type of brachial birth palsy in which there is paralysis of the muscles of the upper arm and shoulder girdle (deltoid, biceps, brachialis, and brachioradialis muscles) due to a lesion of the upper trunk of the brachial plexus or of the roots of the fifth and sixth cervical roots. Synonym: Duchenne-Erb paralysis, Erb paralysis. (05 Mar 2000) |
| Erb paralysis | A type of brachial birth palsy in which there is paralysis of the muscles of the upper arm and shoulder girdle (deltoid, biceps, brachialis, and brachioradialis muscles) due to a lesion of the upper trunk of the brachial plexus or of the roots of the fifth and sixth cervical roots. Synonym: Duchenne-Erb paralysis, Erb paralysis. (05 Mar 2000) |
| Erb sign | <clinical sign> Increased electric excitability of the muscles to the galvanic current, and frequently to the faradic, in tetany. Synonym: Erb-Westphal sign. (05 Mar 2000) |
| Erb spinal paralysis | Chronic myelitis of syphilitic origin. (05 Mar 2000) |
| Erb-Charcot disease | A type of cerebral palsy in which there is bilateral spasticity, with the lower extremities more severely affected. Compare: flaccid paralysis. Synonym: Erb-Charcot disease, infantile diplegia, Little's disease, spastic spinal paralysis, tabes spasmodica. (05 Mar 2000) |
| Erb-Westphal sign | <clinical sign> Abolition of the patellar tendon reflex, in tabes and certain other diseases of the spinal cord, and occasionally also in brain disease. Synonym: Erb sign, Westphal's phenomenon, Westphal's sign, Westphal-Erb sign. (05 Mar 2000) |
| ERBF | <abbreviation> Effective renal blood flow. (05 Mar 2000) |
| erbium | <chemistry, element> A rare metallic element associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden. Its salts are rose-coloured and give characteristic spectra. Its sesquioxide is called erbia. Atomic weight: 165.9 Abbreviation: Er Origin: NL. From Ytterby, in Sweden, where gadolinite is found. Cf. Terbium, Yttrium, Ytterbium. Source: Websters Dictionary (01 Mar 1998) |
| Westphal-Erb sign | <clinical sign> Abolition of the patellar tendon reflex, in tabes and certain other diseases of the spinal cord, and occasionally also in brain disease. Synonym: Erb sign, Westphal's phenomenon, Westphal's sign, Westphal-Erb sign. (05 Mar 2000) |
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| Duchenne-Erb paralysis | A type of brachial birth palsy in which there is paralysis of the muscles of the upper arm and shoulder girdle (deltoid, biceps, brachialis, and brachioradialis muscles) due to a lesion of the upper trunk of the brachial plexus or of the roots of the fifth and sixth cervical roots. Synonym: Duchenne-Erb paralysis, Erb paralysis. (05 Mar 2000) |