Vopr Kurortol Fizioter Lech Fiz Kult. 2001 May-Jun;(3):15-8.

[Laser therapy of elderly patients with pneumonia].

[Article in Russian]

Lutaĭ AV, Egorova LA, Shutemova EA.

Abstract

The aim of the study was to evaluate the efficiency of laser therapy included into the treatment of pneumonia in the elderly. A follow-up included the analysis of their clinical status and external respiratory function, pulmonary blood flow, and immunological parameters in 2 matched groups of pneumonia patients aged 60 to 72 years. Low-intensity laser therapy (transcutaneous sliding contact procedure) was used as part of routine treatment in one of the groups. The findings demonstrate that non-drug treatment had an undeniably positive impact. There was an earlier regress of clinical symptoms and a sound recovery of functional parameters. In the absence of side effects of this method, these data allow infrared laser therapy to be recommended for rehabilitation of elderly patients with pneumonia.

Sov Med. 1989;(7):22-6.

[Intravenous laser therapy in multimodal treatment of acute pneumonia].

[Article in Russian]

Korochkin IM, Platonova TK, Kapustina GM, Belov AM, Alekseeva OG.

Abstract

Such therapy has been administered to 70 patients with acute pneumonias. 25 patients on traditional therapy have made up the reference group. The effects of laser therapy on the clinical picture, status of the coagulation system cellular and plasma factors, fibrinolysis, and on the blood stream at the site of the pneumonic involvement have been examined in the patients with acute pneumonias in single tests and after a course of treatment. Intravenous laser therapy has had a favourable effect on the clinical course of acute pneumonias, accelerating the terms of pneumonia resolution and promoting and earlier and more complete restoration of the blood stream and normalization of the hemostasis, in contrast to routine therapy.

PMID:2799521

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Photomed Laser Surg. 2010 Dec;28(6):763-71. doi: 10.1089/pho.2009.2638.

Low-level laser therapy associated to N-acetylcysteine lowers macrophage inflammatory protein-2 (MIP-2) mRNA expression and generation of intracellular reactive oxygen species in alveolar macrophages.

de Lima FM1, Villaverde AB, Albertini R, de Oliveira AP, Faria Neto HC, Aimbire F.

Author information

Abstract

OBJECTIVE:

The aim of this work was to investigate the low-level laser therapy (LLLT) effect on alveolar macrophages (AM) activated by oxidative stress and lipopolysaccharide (LPS).

BACKGROUND DATA:

LLLT has been reported to actuate positively relieving the late and early symptoms of airway and lung inflammation. It is not known if the increased MIP-2 mRNA expression and intracellular reactive oxygen species (ROS) generation observed in acute lung inflammation (ALI) can be influenced by LLLT.

MATERIALS AND METHODS:

Rat AM cell line (AMJ2-C11) was cultured with LPS or H(2)O(2) and laser irradiated. MIP-2 mRNA and ROS production in the AM were evaluated by Real Time-PCR and the 2',7'-dichlorofluorescin diacetate (DCFH-DA) respectively. The NF-κB protein in the AM was measured by the enzyme linked immunoassay method. To investigate the antioxidant effect of laser, the AM were prebathed with N-acetylcysteine (NAC) and then irradiated with laser. LLLT was also studied in the presence of an inhibitor of NF-κB (BMS 205820). In addition, the effect of LLLT on NF-κB protein was investigated.

RESULTS:

LLLT attenuated the MIP-2 mRNA expression and intracellular ROS generation after LPS or H(2)O(2). When the AM were pretreated with NAC, the laser effect was potentiated. BMS 205820 suppresses the effect of LLLT on MIP-2 mRNA expression and ROS generation, stimulated by LPS or H(2)O(2). On NF-κB transcription factor, both the LLLT and NAC reduced this protein in the AM exposed to LPS or H(2)O(2). The synergistic effect between LLLT and NAC on the reduction the NF-κB was also evidenced.

CONCLUSION:

Results indicate that there is a synergistic action of LLLT with NAC on MIP-2 mRNA expression from LPS- or H(2)O(2)-stimulated AM, and that both ROS intracellular generation and NF-kB signaling seem to be involved.

PMID:21142721; DOI: 10.1089/pho.2009.2638

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