scholarly journals Efficacy of non-sedating H1-receptor antihistamines in adults and adolescents with chronic cough: A systematic review

2021 ◽  
Vol 14 (8) ◽  
pp. 100568
Author(s):  
Ji-Hyang Lee ◽  
Ji Won Lee ◽  
Jin An ◽  
Ha-Kyeong Won ◽  
So-Young Park ◽  
...  
2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Milena Bergmann ◽  
Jörg Haasenritter ◽  
Dominik Beidatsch ◽  
Sonja Schwarm ◽  
Kaja Hörner ◽  
...  

Abstract Background Cough is a relevant reason for encounter in primary care. For evidence-based decision making, general practitioners need setting-specific knowledge about prevalences, pre-test probabilities, and prognosis. Accordingly, we performed a systematic review of symptom-evaluating studies evaluating cough as reason for encounter in primary care. Methods We conducted a search in MEDLINE and EMBASE. Eligibility criteria and methodological quality were assessed independently by two reviewers. We extracted data on prevalence, aetiologies and prognosis, and estimated the variation across studies. If justifiable in terms of heterogeneity, we performed a meta-analysis. Results We identified 21 eligible studies on prevalence, 12 on aetiology, and four on prognosis. Prevalence/incidence estimates were 3.8–4.2%/12.5% (Western primary care) and 10.3–13.8%/6.3–6.5% in Africa, Asia and South America. In Western countries the underlying diagnoses for acute cough or cough of all durations were respiratory tract infections (73–91.9%), influenza (6–15.2%), asthma (3.2–15%), laryngitis/tracheitis (3.6–9%), pneumonia (4.0–4.2%), COPD (0.5–3.3%), heart failure (0.3%), and suspected malignancy (0.2–1.8%). Median time for recovery was 9 to 11 days. Complete recovery was reported by 40.2- 67% of patients after two weeks, and by 79% after four weeks. About 21.1–35% of patients re-consulted; 0–1.3% of acute cough patients were hospitalized, none died. Evidence is missing concerning subacute and chronic cough. Conclusion Prevalences and incidences of cough are high and show regional variation. Acute cough, mainly caused by respiratory tract infections, is usually self-limiting (supporting a “wait-and-see” strategy). We have no setting-specific evidence to support current guideline recommendations concerning subacute or chronic cough in Western primary care. Our study presents epidemiological data under non non-pandemic conditions. It will be interesting to compare these data to future research results of the post-pandemic era.


CHEST Journal ◽  
2016 ◽  
Vol 149 (4) ◽  
pp. A548
Author(s):  
Weili Wei ◽  
Yangzi ZhangTong ◽  
Mei He ◽  
Hanjing Lv ◽  
Zhongmin Qiu

2016 ◽  
Vol 8 (2) ◽  
pp. 146 ◽  
Author(s):  
Woo-Jung Song ◽  
Yoon-Seok Chang ◽  
Shoaib Faruqi ◽  
Min-Koo Kang ◽  
Ju-Young Kim ◽  
...  

Respirology ◽  
2021 ◽  
Author(s):  
Jingwen Zhang ◽  
Jennifer L. Perret ◽  
Anne B. Chang ◽  
Nur S. Idrose ◽  
Dinh S. Bui ◽  
...  

2021 ◽  
Vol 49 (2) ◽  
pp. 133-154
Author(s):  
Gian Luigi Marseglia ◽  
Sara Manti ◽  
Elena Chiappini ◽  
Ilaria Brambilla ◽  
Carlo Caffarelli ◽  
...  

The current systematic review presented and discussed the most recent studies on pediatric chronic cough. In addition, the Italian Society of Pediatric Allergy and Immunology elaborated a comprehensive algorithm to guide the primary care approach to a pediatric patient with chronic cough.Several algorithms on chronic cough management have been adopted and validated in clinical practice; however, unlike the latter, we developed an algorithm focused on pediatric age, from birth until adulthood. Based on our findings, children and adolescents with chronic cough without cough pointers can be safely managed, initially using the watchful waiting approach and, successively, starting empirical treatment based on cough characteristics. Unlike other algorithms that suggest laboratory and instrumental investigations as a first step, this review highlighted the importance of a “wait and see” approach, consisting of parental reassurance and close clinical observation, also due to interprofessional collaboration and communication between general practitioners and specialists that guarantee better patient management, appropriate prescription behavior, and improved patient outcome. Moreover, the neonatal screening program provided by the Italian National Health System, which intercepts several diseases precociously, allowing to treat them in a very early stage, helps and supports a “wait and see” approach.Conversely, in the presence of cough pointers or persistence of cough, the patient should be tested and treated by the specialist. Further investigations and treatments will be based on cough etiology, aiming to intercept the underlying disease, prevent potentially irreversible tissue damage, and improve the general health of patients affected by chronic cough, as well as the quality of life of patients and their family. Further high-quality randomized controlled trials are needed to validate this algorithm’s performance in real clinical practice.


Lung ◽  
2013 ◽  
Vol 192 (1) ◽  
pp. 75-85 ◽  
Author(s):  
Sarah Chamberlain ◽  
Surinder S. Birring ◽  
Rachel Garrod

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Milena Bergmann ◽  
Jörg Haasenritter ◽  
Dominik Beidatsch ◽  
Sonja Schwarm ◽  
Kaja Hörner ◽  
...  

Abstract Background For evidence-based decision making, primary care physicians need to have specific and reliable information on the pre-test probabilities of underlying diseases and a symptom’s course. We performed a systematic review of symptom-evaluating studies in primary care, following three research questions: (1) What is the prevalence of the symptom cough in children consulting primary care physicians? (2) What are the underlying aetiologies of cough and the respective frequencies? (3) What is the prognosis of children with cough? Methods Following a pre-defined algorithm and independent double reviewer ratings we searched MEDLINE and EMBASE. All quantitative original research articles in English, French or German were included if they focused on unselected study populations of children consulting a primary care physician for cough. We used the random effects model for meta-analysis in subgroups, if justifiable in terms of heterogeneity. Results We identified 14 eligible studies on prevalence, five on aetiology and one on prognosis. Prevalence estimates varied between 4.7 and 23.3% of all reasons for an encounter, or up to estimates of 60% when related to patients or consultations. Cough in children is more frequent than in adults, with lowest prevalences in adolescents and in summer. Acute cough is mostly caused by upper respiratory tract infections (62.4%) and bronchitis (33.3%); subacute or chronic cough by recurrent respiratory tract infection (27.7%), asthma (up to 50.4% in cough persisting more than 3 weeks), and pertussis (37.2%). Potentially serious diseases like croup, pneumonia or tuberculosis are scarce. In children with subacute and chronic cough the total duration of cough ranged from 24 to 192 days. About 62.3% of children suffering from prolonged cough are still coughing two months after the beginning of symptoms. Conclusion Cough is one of the most frequent reasons for an encounter in primary care. Our findings fit in with current guideline recommendations supporting a thoughtful wait-and-see approach in acute cough and a special awareness in chronic cough of the possibility of asthma and pertussis. Further evidence of aetiological pre-test probabilities is needed to assess the diagnostic gain based on patient history and clinical signs for differential diagnoses of cough in children.


2021 ◽  
Vol 50 (Supplement_1) ◽  
Author(s):  
Jingwen Zhang ◽  
Jennifer Perret ◽  
Anne Chang ◽  
Nur Idrose ◽  
Dinh Bui ◽  
...  

Abstract Background Despite the challenges of diagnosing and managing adult patients with chronic cough, a systematic synthesis of evidence on aetiological risk factor is lacking. Methods We systematically searched PUBMED and EMBASE to synthesize the current evidence for longitudinal associations between various risk factors and chronic cough in the general adult population, following the meta-analysis of observation studies in epidemiology (MOOSE) guidelines. The Newcastle-Ottawa scale was used to assess the quality of the included studies. Fixed-effect meta-analysis was conducted where appropriate. Results Of 26 eligible articles, 16 domains of risk factors were assessed. There was consistent evidence that asthma (pooled adjusted OR (aOR) = 3.01; 95%CI: 2.33-3.70; I2=0%, number of articles (N)=3) and low education levels/socioeconomic status (SES) (pooled aOR=1.46; 95%CI: 1.20-1.72; I2=0%; N = 3) were associated with an increased risk of chronic cough after adjusting for smoking and other confounders. While continuous smoking was associated chronic cough (aOR =1.81; 95%CI: 1.36,2.26; I2=57%; N = 3), there was too little evidence to draw conclusions for occupational exposures, outdoor air pollution, early-life exposures, diet, snoring and other chronic conditions. Conclusions Asthma, persistent smoking and lower education/SES were associated with increased risk of chronic cough. Longitudinal associations between other factors frequently mentioned empirically need further investigation. Key messages Our systematic review found asthma, smoking and lower education to be associated with adult chronic cough. More longitudinal studies are needed to understand other potential risk factors for adult chronic cough.


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