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Dyspnea

Name of Symptom/Sign:
**Dyspnea**
*Classifications and external resources*
ICD-10	R06.8
ICD-9	786.0
DiseasesDB	15892
MedlinePlus	003075

Dyspnea or Dyspnoea (Pronounced disp-nee-ah, from the Latin dyspnoea, Greek dyspnoia from dyspnoos, shortness of breath) or shortness of breath (SOB) is perceived difficulty breathing or painful breathing. It is a common symptom of numerous medical disorders.

Dyspnea on exertion (DOE or exertional dyspnea) indicates dyspnea that occurs (or worsens) during physical activity.

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Disorders of the lungs

Obstructive lung diseases

Asthma
Bronchitis
Chronic obstructive pulmonary disease
Cystic fibrosis
Emphysema
Laryngeal edema due to allergies
heartworm disease

Diseases of lung parenchyma and pleura

Contagious

Anthrax through inhalation of Bacillus anthracis
Pneumonia
Severe acute respiratory syndrome

Non-contagious

Fibrosing alveolitis
Atelectasis
Hypersensitivity pneumonitis
Interstitial lung disease
Lung cancer
Pleural effusion
Pneumoconiosis
Pneumothorax
Non-cardiogenic pulmonary edema or acute respiratory distress syndrome
Sarcoidosis

Pulmonary vascular diseases

Acute or recurrent pulmonary emboli
Pulmonary hypertension, primary or secondary
Pulmonary veno-occlusive disease
Superior vena cava syndrome

Other causes of diminished breathing

Obstruction of the airway

Immobilization of the diaphragm

Lesion of the phrenic nerve
Polycystic liver disease
Tumor in the diaphragm

Restriction of the chest volume

Disorders of the cardiovascular system

Disorders of the blood and metabolism

Disorders affecting breathing nerves and muscles

Psychological conditions

Anxiety disorders and panic attacks

References

Lippincott Williams & Wilkins (2006). Stedman's Medical Dictionary, 28th Edition. Baltimore, Maryland: Julie K. Stegman, 601. ISBN 0-7817-3390-1.

v • d • e Symptoms and signs (R00-R69, 780-789)
Circulatory and respiratory systems	Tachycardia - Bradycardia - Palpitation - Heart murmur - Epistaxis - Hemoptysis - Cough - abnormalities of breathing (Dyspnea, Orthopnoea, Stridor, Wheeze, Cheyne-Stokes respiration, Hyperventilation, Mouth breathing, Hiccup, Bradypnea, Hypoventilation) - Chest pain - Asphyxia - Pleurisy - Respiratory arrest - Sputum - Bruit/Carotid bruit - Rales
Digestive system and abdomen	Abdominal pain (Acute abdomen) - Nausea/Vomiting - Heartburn - Dysphagia - flatulence and related (Abdominal distension, Bloating, Burping, Tympanites) - Fecal incontinence (Encopresis) - hepatosplenomegaly (Hepatomegaly, Splenomegaly) - Jaundice - Ascites - Fecal occult blood - Halitosis
Skin and subcutaneous tissue	disturbances of skin sensation (Hypoesthesia, Paresthesia, Hyperesthesia) - Rash - Cyanosis - Pallor - Flushing - Petechia - Desquamation - Induration - Diaphoresis
Nervous and musculoskeletal systems	abnormal involuntary movements (Tremor, Spasm, Fasciculation, Athetosis) - Gait abnormality - lack of coordination (Ataxia, Dysmetria, Dysdiadochokinesia, Hypotonia) - Tetany - Meningism - Hyperreflexia
Urinary system	Renal colic - Dysuria - Vesical tenesmus - Urinary incontinence - Urinary retention - Oliguria - Polyuria - Nocturia - Extravasation of urine - Extrarenal uremia
Cognition, perception, emotional state and behaviour	Anxiety - Somnolence - Coma - Amnesia (Anterograde amnesia, Retrograde amnesia) - Dizziness/Vertigo - smell and taste (Anosmia, Ageusia, Parosmia, Parageusia)
Speech and voice	speech disturbances (Dysphasia, Aphasia, Dysarthria) - symbolic dysfunctions (Dyslexia, Alexia, Agnosia, Apraxia, Acalculia, Agraphia) - voice disturbances (Dysphonia, Aphonia)
General symptoms and signs	Fever (Hyperpyrexia) - Headache - Chronic pain - Malaise/Fatigue (Asthenia, Debility) - Fainting (Vasovagal syncope) - Febrile seizure - Shock (Cardiogenic shock) - Lymphadenopathy - Edema (Peripheral edema, Anasarca) - Hyperhidrosis (Sleep hyperhidrosis) - Delayed milestone - Failure to thrive - Short stature (Idiopathic) - food and fluid intake (Anorexia, Polydipsia, Polyphagia) - Cachexia - Xerostomia - Clubbing

Categories: Abnormal respiration | Pulmonology | Symptoms

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Dyspnea". A list of authors is available in Wikipedia.