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Review Article
Asthma and Smoking: An Unfortunate Combination
Jesús Bellido Casado
Corresponding author
jbellido@santpau.es

Correspondence: Dr. J. Bellido Casado. Departamento de Neumología, Hospital de la Santa Creu i Sant Pau. Sant Antoni M. Claret, 167. 08025 Barcelona. España
Departamento de Neumología, Hospital de la Santa Creu i Sant Pau, Facultad de Medicina, Universidad Autónoma de Barcelona, Barcelona, Spain
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        "resumen" => "<p class="elsevierStyleSimplePara elsevierViewall">El asma es una enfermedad inflamatoria de las v&#237;as a&#233;reas en la que desempe&#241;an un papel primordial determinadas c&#233;lulas y mediadores &#40;linfocitos T <span class="elsevierStyleItalic">helper</span> -2&#44; mastocitos&#44; eosin&#243;filos&#44; interleucinas-4 y 5&#41;&#46; En algunas situaciones la inflamaci&#243;n predominante est&#225; mediada por linfocitos T <span class="elsevierStyleItalic">helper</span> -1&#44; macr&#243;fagos y neutr&#243;filos&#44; como en el asma por irritantes&#44; el s&#237;ndrome de disfunci&#243;n reactiva de las v&#237;as a&#233;reas&#44; el asma por diisocianato de tolueno &#40;TDI&#41;&#44; etc&#46; Por otra parte&#44; tambi&#233;n el tabaco produce inflamaci&#243;n bronquial&#44; fundamentalmente mediada por macr&#243;fagos y neutr&#243;filos&#44; aunque en algunos fumadores se observa tambi&#233;n un predominio de eosin&#243;filos &#40;respuesta inmunoal&#233;rgica a determinados ant&#237;genos&#41;&#46; El remodelado bronquial que acompa&#241;a a la cascada inflamatoria cr&#243;nica puede modificar la respuesta celular y confundir sobre el predominio de uno u otro tipo de infiltrado inflamatorio&#46; La asociaci&#243;n de asma y tabaco constituye una realidad en nuestro medio&#44; a la vez que modifica sustancialmente los mecanismos patog&#233;nicos&#44; produce una cl&#237;nica m&#225;s florida y se observa resistencia a ciertos tratamientos habituales en el asma &#40;corticoides&#41;&#44; lo que ha propiciado la utilizaci&#243;n de otros f&#225;rmacos &#40;antileucotrienos&#41;&#46; Una de las medidas preventivas que deben utilizarse con m&#225;s energ&#237;a es propiciar el abandono del h&#225;bito tab&#225;quico&#44; prestando especial atenci&#243;n a los asm&#225;ticos fumadores&#46;</p>"
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Article information
ISSN: 15792129
Original language: English
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