Study on some epidemiological and clinical characteristics of atypical bacterial pneumonia in children - 21



IFA

Indirect immunofluorescent antibody

Immunofluorescence reaction

indirect light

ICT

Immunochromatography


IgG

Immunoglobulin G

Immunoglobulin G

IgM

Immunoglobulin M

Immunoglobulin M

IL

Interleukin

Interleukin

ICU

Intensive Care Unit

Intensive care unit

Inc


membrane protein

INF - α

Tumor necrosis factor –alpha

Tumor necrosis factor

JRS

Japan Respiratory

Japan Respiratory Society

kDa

Kilo Dalton

Kilo Dalton

KN

Antigen

Antigen

L. pneumophila

Legionella pneumophila

Legionella pneumophila

LD

Legionellosis disease

Legionella disease

LPS

Lipopolysaccharide

Lipopolysaccharide

M. pneumoniae

Mycoplasma pneumoniae

Mycoplasma pneumoniae

MOMP

Major outer membrane protein

Major protein in the outer membrane

MIF

Micro-immuno-fluorescence

- immunoglobulin serum reaction

Fluorescence

NAAT

Nucleic acid amplification techniques

Acid amplification technique

nucleic

Omc

outer memberane protein complex

- Outer membrane protein complex

RB

reticulate body

Reticular corpuscle

PA

Partial Aglutination

Particle agglomeration technique

PCR

polymerase chain reaction

PCR reaction

PMP

polymorphic memberane protein

- Polymorphic membrane protein

PPLO

Pleuropneumonia like organisms

Pleuropneumonia like organisms

Real – time PCR

Real-time polymerase chain reaction

Real-time PCR reaction

RB

reticulate body

Reticular corpuscle

rDNA

Ribosomal Deoxyribonucleic Acid

Ribosomal Deoxyribonucleic Acid

rRNA

Ribosomal Ribonucleic Acid

Ribosomal Ribonucleic Acid

RT-PCR

Revert Transcription - Polymerase Chain Reaction

Revert Transcription - Polymerase Chain Reaction

S. pneumoniae

Streptococcus pneumoniae

Streptococcus pneumoniae

SJS

Stevens Johnson Syntrom

Stevens Johnson syndrome

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Study on some epidemiological and clinical characteristics of atypical bacterial pneumonia in children - 21



Th

T help

T support

Secondary School


Junior High School

High School


High school

TNF

Tumor necrosis factor

Tumor necrosis factor

TWAR

Taiwan acute respiratory agent

Taiwan acute respiratory agent

VP


Pneumonia

VPĐH


Typical pneumonia

VPKDH (AP)

Atypical pneumonia

Atypical pneumonia

WHO

World Health Organization

World Health Organization


INDEX

PROBLEM STATEMENT 1

Chapter 1. OVERVIEW 3

1.1. Some concepts 3

1.2. History of research on atypical pneumonia caused by Mycoplasma pneumoniae, Chlamydia pneumoniae and Legionella pneumophila 4

1.2.1. Pneumonia caused by Mycoplasma pneumoniae 4

1.2.2. Pneumonia caused by Chlamydia pneumoniae 4

1.2.3. Pneumonia caused by Legionella pneumophila 5

1.3. Epidemiological characteristics of atypical pneumonia caused by Mycoplasma pneumoniae, Chlamydia pneumoniae and Legionella pneumophila 5

1.3.1. Epidemiological characteristics of pneumonia caused by Mycoplasma pneumoniae 5

1.3.2. Epidemiological characteristics of pneumonia caused by Chlamydia pneumoniae 11

1.3.3. Epidemiological characteristics of pneumonia caused by Legionella pneumophila 15

1.4. Clinical and paraclinical characteristics and treatment of pneumonia caused by Mycoplasma pneumoniae, Chlamydia pneumoniae and Legionella pneumophila 20

1.4.1. Clinical characteristics of pneumonia caused by Mycoplasma pneumoniae, Chlamydia pneumoniae and Legionella pneumophila 20

1.4.2. Paraclinical characteristics of pneumonia caused by Mycoplasma pneumoniae, Chlamydia pneumoniae and Legionella pneumophila 22

1.4.3. Treatment of pneumonia caused by Mycoplasma pneumoniae, Chlamydia pneumoniae and Legionella pneumophila 26

1.5. Research on atypical pneumonia, severe atypical pneumonia

in children and related factors 27

1.5.1. Research situation of atypical pneumonia in children 27

1.5.2. Study on severe atypical pneumonia and related factors 33

Chapter 2: RESEARCH SUBJECTS AND METHODS 37

2.1. Research subjects 37

2.2. Research location 37

2.3. Research time 37

2.4. Criteria for selecting research subjects 37

2.4.1. Pneumonia case 37

2.4.2. Case of atypical pneumonia caused by 3 bacterial species 38

2.4.3. Severe atypical pneumonia case 38

2.5. Research methods 39

2.5.1. Research design 39

2.5.2. Research sample size 39

2.5.3. How to select samples for research 40

2.6. Research design diagram 42

2.7. Research indicators and criteria for evaluating research indicators 43

2.7.1. Research indicators for objective 1 43

2.7.2. Research indicators for objective 2 51

2.8. Research means 52

2.9. Research data processing method 52

2.9.1. Estimation of disease incidence in epidemiological and clinical studies.. 52

2.9.2. Odds ratio (OR) in descriptive studies of disease series 53

2.9.3. Confidence interval (CI) of odds ratio OR 53

2.9.4. Hypothesis testing using OR 53

2.9.5. Fisher 's exact test 54

2.9.6. Multivariate Logistic Regression Model 54

2.10. Ethical aspects in research 54

Chapter 3: RESEARCH RESULTS 55

3.1. Epidemiological and clinical characteristics of atypical bacterial pneumonia in children 55

3.1.1. General epidemiological characteristics of atypical pneumonia 55

3.1.2. Epidemiological characteristics of atypical pneumonia in the group and co-infected atypical pneumonia outside the group 62

3.1.3. Characteristics of simple atypical pneumonia analyzed according to

bacterial agent 75

3.1.4. Treatment results 83

3.2. Some related factors of severe atypical pneumonia 83

3.2.1. Relationship between age and gender with severity of atypical pneumonia 83

3.2.2. Relationship between obstetric history, feeding and development history and severity of atypical pneumonia 84

3.2.3. Relationship between microbiological etiology and severity of VPKĐH 85

3.2.4. Relationship between paraclinical characteristics and severity of atypical pneumonia 86

3.2.5. Association between duration of illness and pre-admission antibiotic treatment

hospital with severity of atypical pneumonia 87

3.2.6. Analysis of factors associated with severe atypical pneumonia .. 88

Chapter 4: DISCUSSION 89

4.1. General epidemiological characteristics of atypical pneumonia in children treated at the National Children's Hospital 89

4.1.1. Rate of atypical pneumonia 89

4.1.2. Co-infection status 90

4.1.3. Patient distribution by age 91

4.1.4. Gender distribution of patients 93

4.1.5. Time distribution in year 94

4.1.6. Geographical distribution 94

4.1.7. Family characteristics and living environment 95

4.1.8. Characteristics of obstetric history, history of nutrition and development 97

4.2. Epidemiological characteristics of VPKĐH in the group and co-infected VPKĐH outside the group 99

4.2.1. Family characteristics and living environment 99

4.2.2. Reproductive history characteristics 99

4.2.3. Characteristics of the history of nurturing and development 100

4.2.4. Pre-hospital treatment 100

4.2.5. Factors associated with co-infectious pneumonia 101

4.3. Clinical and paraclinical characteristics of VPKĐH in the group and co-infected VPKĐH outside the group 101

4.3.1. Functional symptoms 101

4.3.2. Physical symptoms in the lungs 101

4.3.3. Extrapulmonary manifestations 103

4.3.4. Paraclinical characteristics 103

4.4. Clinical and paraclinical characteristics of atypical pneumonia

simply 105

4.4.1. Functional symptoms 105

4.4.2. Physical symptoms 108

4.4.3. Extrapulmonary manifestations 110

4.4.4. Paraclinical 111

4.5. Treatment results 117

4.6. Some related factors of severe atypical pneumonia 118

4.6.1. About the age of patient 118

4.6.2. Regarding obstetric history, child's history of nutrition and development before

when sick 118

4.6.3. On bacterial origin 119

4.6.4. On co-infection 120

4.6.5. On paraclinical characteristics 121

4.6.6. About the time of illness and antibiotics treated before admission to hospital 123

4.6.7. Multivariate logistic regression model 124

4.7. Limitations of the topic 124

CONCLUSION 126

PROPOSAL 128

LIST OF PUBLISHED WORKS OF THE AUTHOR RELATED TO THE THESIS

REFERENCES APPENDIX


LIST OF TABLES



Table Table Name Page


3.1. Rate of common types of pneumonia 55

3.2. Classification of atypical pneumonia 56

3.3. Classification of pneumonia cases according to the bacterial agent causing the disease

atypical pneumonia 56

3.4. Proportion of patients with atypical pneumonia distributed by age 57

3.5. Family characteristics of patients with atypical pneumonia 60

3.6. Characteristics of living environment of patients with atypical pneumonia .. 61

3.7. Comparison of differences in family characteristics between in-group and out-group co-infected VPKĐH 62

3.8. Comparison of some living environment factors between the VPPKDH group in

Group and co-infected VPPKĐH outside group 64

3.9. Comparison of the distribution of VPKĐH in the group and VPKĐH co-infected outside the group according to obstetric history characteristics 65

3.10. Comparison of the distribution of VPKĐH in the group and VPKĐH co-infected outside the group according to the characteristics of the history of nutrition and development 66

3.11. Factors related to co-infected VPKĐH outside group 68

3.12. Clinical symptoms of patients with atypical pneumonia upon admission 69

3.13. Extrapulmonary clinical characteristics of patients with atypical pneumonia 70 3.14. Causes of coinfection 74

3.15. Family characteristics and living environment 75

3.16. Obstetric history characteristics 76

3.17. Characteristics of the history of nurturing and development 77

3.18. Symptoms of simple atypical pneumonia 78


3.19. Pulmonary physical symptoms of simple atypical pneumonia . 79

3.20. Extrapulmonary clinical symptoms of atypical pneumonia

pure 80

3.21. Paraclinical characteristics of simple atypical pneumonia 81

3.22. Relationship between age and gender and severity of atypical pneumonia83

3.23. Relationship between obstetric history, feeding history and development

severity of atypical pneumonia 84

3.24. Relation between microbiological etiology and severity of VPKĐH 85

3.25. Correlation between paraclinical and severity of atypical pneumonia 86

3.26. Association between Ig and IL6 concentrations and severity of atypical pneumonia 87

3.27. Relationship between duration of illness and prehospital antibiotic treatment

with severity of atypical pneumonia 87

3.28. Factors associated with multivariate analysis 88

4.1. Rates of atypical pneumonia in children in recent studies 89

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