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Biomedical subjects

I Solis

Publications and source records attributed to I Solis.

3 recordsLinked to original sources

Brachial plexus birth injury.

Brachial plexus birth injuries occur at a frequency of 1-2 per 1000 births. Many of these injuries spontaneously resolve. Should spontaneous recovery not occur within the first 4-6 months of life, the prognosis for attaining movement and function of the affected appendage is significantly impaired. The child demonstrates a lifelong disfiguring and functional handicap. With advances in technology, diagnosis and microsurgical techniques, surgical exploration of the brachial plexus has been revived. A multidisciplinary approach has provided dynamic results. At present only one institution in the United States utilizes this innovative protocol. This article addresses the collaborative perioperative nursing implications for a child with brachial plexus birth injury.

Birth Injuries↗

The complete nucleotide sequence of the genomic RNA of the tobamovirus tobacco mild green mosaic virus.

The complete nucleotide sequence of the genomic RNA of the tobamovirus tobacco mild green mosaic virus (TM-GMV) was determined. It shows 64.4% sequence homology with the genomic RNA of tobacco mosaic virus (TMV) and 66.0% with that of tomato mosaic virus (ToMV). Its genomic organization is similar to that of TMV and ToMV. The 5' proximal open reading frame (ORF) encodes a 126K polypeptide and a 183K readthrough product in which nucleotide-binding and polymerase-sequence motifs are found. The third ORF encodes a 28.5K protein homologous to TMV and ToMV movement proteins. A conserved core is found with four other tobamoviruses and two tobraviruses suggesting a common mechanism of cell-to-cell movement for tobamo- and tobraviruses. The fourth ORF encodes the 17.5K coat protein. Homology between the RNAs of TMGMV and its satellite virus STMV is limited to their 3' termini, and structural comparisons suggest that this region may determine the nature of the satellite/helper virus interaction.

Amino Acid Sequence↗

Supine interface pressure in children.

The effectiveness of using 2-inch and 4-inch convoluted foam overlays to protect children from developing pressure sores was investigated in 13 healthy children ranging in age from ten weeks to 13.5 years. Interface pressures were measured under the occipital, sacral, and scapular areas of children as they lay on a standard mattress, then on 2-inch and 4-inch foam overlays. The differences in pressures between the occiput and scapula, occiput and sacrum, and scapula and sacrum were significant (p less than .001), with the highest pressures recorded under the occipital area. Occipital pressures decreased from 45.7mmHg on the standard mattress to 22.3mmHg on the 4-inch overlay in ages 0 to 2, 54.3mmHg to 30.5mmHg in ages 2 to 10, and 78.0mmHg to 42.4mmHg in ages 10 to 14. Sacral pressures were highest in older and larger children, increasing from 17mm Hg in ages 0 to 2 to 34mmHg in ages 10 to 14, and when body surface area was greater than 1m2. These results indicate that the site of greatest pressure changes with increasing age from the occipital area to the sacral area. Therefore, different pressure relief considerations are necessary in treating pediatric patients than in managing pressure under adults.

Adolescent↗