it will be conducted a randomized parallel controlled trial with patients diagnosed with Amyotrophic Lateral Sclerosis (ALS) to compare two techniques to lung recruitment and cough augmentation, to assess their effects on pulmonary function, global functionally, swallowing and ability to speech in these population.
age over 18 years preserved cognition, evidenced by a score greater than or equal to 24 points in the Mini-Mental Status Exam; no barium allergies; without tracheostomy or invasive mechanical ventilation; no diaphragmatic pacemaker and without associated respiratory disease.Participants are excluded if they have pregnancy; previous kidney disease or other concomitant diseases; respiratory diseases and hospitalization in intensive care units (ICUs) during the study.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
50
Lung recruitment technique using manual bag resuscitation with oronasal mask interface
Lung recruitment technique with one way valve with counter resistance during all expiratory phase
Hospital de Apoio de Brasilia
Brasília, Federal District, Brazil
maximal respiratory pressures
change of decline rate of maximal inspiratory pressure (MIP) and maximal expiratory pressure (MEP) assessed by digital pressure (MVD-500 V.1.1 Microhard System,Porto Alegre, Brazil).
Time frame: from baseline to 24 weeks
Peak cough flow
change of decline rate of peak cough flow (PCF) assessed by analogic peak cough flow meter (Respironics-Philips Health Care,PA,USA)
Time frame: from baseline to 24 weeks
Forced Vital Capacity and Slow Vital Capacity
Change of decline rate of Forced Vital Capacity (FVC) and Slow Vital Capacity (SVC) predicted by brazilian population assessed by digital spirometer (Vitalgraph, London, UK)
Time frame: from baseline to 24 weeks
ALSFR-BR
change of decline rate of Amyotrofic Lateral Sclerosis Functional Revised Scale Brazil (ALSFR-BR)
Time frame: from baseline to 24 weeks
Voice parameters
change of Maximum Phonation Time
Time frame: from baseline to 24 weeks
swalloing function
change of The Eating Assessment Tool-10 (EAT-10)
Time frame: from baseline to 24 weeks
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