Increased in
56- Acute Hypoxemic Respiratory Failure
- Altitude Sickness
- Anaemia of Chronic Renal Failure
- Aplastic Anemia
- Asthma
- Autoimmune Hemolytic Anemia
- Bronchiectasis
- Bronchiolitis Obliterans Organizing Pneumonia
- Bronchitis
- Bronchospasm
- Cardiac Arrest
- Cardiac Tamponade
- Cardiac Tumors
- Chronic Renal Failure
- Cirrhosis
- Congestive Heart Failure
- Coronary Heart Disease
- Cystic Fibrosis
- Dilated Congestive Cardiomyopathy
- Endocarditis
- Hyperthyroidism
- Hypertrophic Cardiomyopathy
- Hypoplastic Left Heart Syndrome
- Idiopathic Bronchiolitis Obliterans
- Infective Endocarditis
- Iron Deficiency Anemia
- Ischaemic Heart Disease
- Left Ventricular Hypertrophy
- Lower Respiratory Tract Infection
- Lung Abscess
- Lung Cancer
- Lung Failure
- Megaloblastic Macrocytic Anemias
- Metastatic Renal Cancer
- Metastatic Renal Cell Carcinoma
- Myelophthisic Anemia
- Myocardial Infarction
- Noninfective Endocarditis
- Occupational Asthma
- Pericarditis
- Peripartum Cardiomyopathy
- Primary Biliary Cirrhosis
- Respiratory Alkalosis
- Respiratory Bronchiolitis Associated Interstitial Lung Disease
- Respiratory Chest Infection
- Respiratory Failure
- Respiratory Syncytial Virus Infection
- Respiratory Tract Infection
- Restrictive Cardiomyopathy
- Severe Acute Respiratory Syndrome
- Sickle Cell Anemia
- Sideroblastic Anemias
- Stomatocytosis and Anemia Caused By Hypophosphatemia
- Traumatic Hemolytic Anemia
- Upper Respiratory Chest Infection
- Ventricular Tachycardia