| AaDO2 | 肺胞動脈血酸素分圧較差 | Alveolar arterial oxygen gradient |
| ABPA | アレルギー性気管支肺アスペルギルス症 | Allergic bronchopulmonary aspergillosis |
| ACE | アンギオテンシン変換酵素 | Angiotensin converting enzyme |
| AEP | 急性好酸球性肺炎 | Acute eosinophilic pneumonia |
| AHI | 無呼吸低呼吸指数 | Apnea-hypopnea index |
| AIA | アスピリン（誘発）喘息 | Aspirin induced asthma |
| AIP | 急性間質性肺炎 | Acute interstitial pneumonia |
| AMV | 補助換気 | Assisted mandatory ventilation |
| ARDS | 急性呼吸窮迫症候群 | Acute respiratory distress syndrome |
| ARF | 急性呼吸不全 | Acute respiratory failure |
| BA | 気管支喘息 | Bronchial asthma |
| BAE | 気管支動脈塞栓術 | Bronchial artery embolization |
| BAG | 気管支動脈造影 | Bronchial arteriography |
| BAL | 気管支肺胞洗浄 | Bronchoalveolar lavage |
| BALF | 気管支肺胞洗浄液 | Bronchoalveolar lavage fluid |
| BE | 気管支拡張症 | Bronchiectasis |
| BHL | 両側肺門部リンパ節腫瘍 | Bilateral hilar lymphadenopathy |
| BOOP | 特発性器質化肺炎 | bronchiolitis obliterates organizing pneumonia |
| CaO2 | 動脈血酸素含有量 | Arterial oxygen content |
| CEP | 慢性好酸球肺炎 | Chronic eosinophilic pneumonia |
| CMV | 調節換気 | Controlled mandatory ventilation |
| CMV | サイトメガロウイルス | Cytomegalovirus |
| COPD | 慢性閉塞性肺疾患 | Chronic obstructive pulmonary disease |
| CPAP | 持続陽圧呼吸療法 | Continuous positive airway pressure |
| CTEPH | 慢性血栓塞栓症肺高血圧 | Chronic thromboembolic pulmonary hypertension |
| CTR | 心胸比 | Cardiothoracic ratio |
| DIC | 播種性血管内凝固症候群 | Disseminated intravascular coagulation |
| DIP | 剥離性間質性肺炎 | Desquamative interstitial pneumonia |
| DLco | 一酸化炭素拡散能 | Diffusing capacity of the lung for carbon monoxide |
| DLST | 薬物リンパ球刺激試験 | Drug lymphocyte stimulation test |
| DOT | 直接服薬確認療法 | Directly observed treatment |
| DOTS | 直接服薬確認療法短期化学療法 | Directly observed treatment, short course |
| DPB | びまん性汎細気管支炎 | Diffuse panbronchiolitis |
| DPI | ドライパウダー吸入器 | Dry powder inhaler |
| DVT | 深部静脈血栓症 | Deep vein thrombosis |
| EBUS-TBNA | 超音波気管支鏡ガイド下生検 | Endobronchial ultrasound-guided transbronchial needle aspiration |
| EGPA | 好酸球性多発血管炎性肉芽種症 | Eosinophilic granulomatosis with polyangiitis |
| FDG | フルオロ-2-でオキシグルコース | 18F-fluoro-2-deoxy-glucose |
| FEV1 | 1秒量 | Forced expiratory volume in one second |
| FEV1% | 1秒率 | Forced expiratory volume % in one second |
| FEV1/FVC | 1秒率 | Forced expiratory volume in one second / Forced vital capacity |
| Fio2 | 吸入気酸素濃度 | Fraction of inspired oxygen |
| FVC | 努力肺活量 | Forced vital capacity |
| HOT | 在宅酸素療法 | Home oxygen therapy |
| IGRA | インターフェロン-γ遊離試験 | Interferon gamma release assay |
| IPF | 特発性肺線維症 | Idiopathic pulmonary fibrosis |
| LAA | 低吸収領域 | Low attenuation area |
| LIP | リンパ球性間質性肺炎 | Lymphoid interstitial pneumonia |
| LTBI | 潜在性結核感染症 | Latent tuberculosis infection |
| MERS | 中東呼吸器症候群 | Middle East respiratory syndrome |
| NHCAP | 医療・介護関連肺炎 | Nursing and healthcare-associated pneumonia |
| NPPV | 非侵襲的陽圧換気 | Non-invasive positive pressure ventilation |
| NSAID | 非ステロイド性抗炎症薬 | Non-steroidal anti-inflammatory drug |
| NSIP | 非特異性間質性肺炎 | Nonspecific interstitial pneumonia |
| OSAS | 閉塞型睡眠時無呼吸症候群 | Obstructive sleep apnea syndrome |
| PaCO2 | 動脈血二酸化炭素分圧 | Partial pressure of carbon dioxide |
| PaO2 | 動脈血酸素分圧 | Partial pressure of oxygen |
| PCR | ポリメラーゼ連鎖反応法 | Polymerase chain reaction |
| PCV | プレッシャーコントロール | Pressure controlled ventilation |
| PE | 肺気腫 | Pulmonary emphysema |
| PEEP | 呼気終末陽圧換気 | Positive end-expiratory pressure |
| PEFR | ピークフロー | Peak expiratory flow rate |
| PET | 陽電子放射断層撮影 | Positron emission tomography |
| PH | 肺高血圧症 | Pulmonary hypertension |
| PIE | 好酸球性肺疾患 | Pulmonary infiltration with eosinophilia |
| pMDI | 加圧式定量噴霧器 | Pressurized metered-dose inhaler |
| PPD | ツベルクリン | Purified protein derivative |
| PSV | プレッシャサポート | Pressure support ventilation |
| PTE | 肺血栓塞栓症 | Pulmonary thromboembolism |
| QFT | クォンティフェロン-TB | quantiFERON-TB |
| RB-ILD | 呼吸際気管支炎関連性間質性肺疾患 | Respiratory bronchiolitis-associated interstitial lung disease |
| SaO2 | 動脈血酸素飽和度 | Arterial oxygen saturation |
| SARS | 重症急性呼吸器症候群 | Severe acute respiratory syndrome |
| SAS | 睡眠時無呼吸症候群 | Sleep apnea syndrome |
| SFT | 孤立性線維性腫瘍 | Solitary fibrous tumor |
| SIMV | 同期型間欠的強制換気 | Synchronized intermittent mandatory ventilation |
| SIRS | 全身性炎症反応症候群 | Systemic inflammatory response syndrome |
| SpO2 | 動脈血酸素飽和度 | Percutaneous oxygen saturation |
| SRT | 定位放射線照射 | Stereotactic radiotherapy |
| SUV | FDGの集積値 | Standard uptake value |
| TB | 結核 | Tuberculosis |
| TBLB | 経気管支肺生検 | Trans bronchial lung biopsy |
| TLC | 全肺気量 | Total lung capacity |
| TV | 1回換気量 | Tidal volume |
| VAP | 人工呼吸器関連肺炎 | Ventilator-associated pneumonia |
| VC | 肺活量 | Vital capacity |
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