Sandbox

Causes

Common Causes

• Acute myeloid leukemia

• Dental implant

• Gingivitis

• Haemophillia

• Heparin Injection

• Idiopathic thrombocytopenic purpura

• Pregnancy

• Rough teeth brushing

• Scurvy

• Vitamin K deficiency

• Von willebrand 's disease

Causes by Organ System

Cardiovascular
Chemical / poisoning
Dermatologic
Drug Side Effect
Ear Nose Throat
Endocrine
Environmental
Gastroenterologic
Genetic
Hematologic
Iatrogenic	No underlying causes
Infectious Disease
Musculoskeletal / Ortho	An acutely angled skull base, Duchenne muscular dystrophy, Head and neck burns, Lipoma of the neck, Myotonic dystrophy,
Neurologic
Nutritional / Metabolic
Obstetric/Gynecologic
Oncologic
Opthalmologic
Overdose / Toxicity
Psychiatric
Pulmonary	Aberrant subclavian artery abnormality, achondroplasia, acromegaly, adenoid hypertrophy, adult respiratory distress syndrome, amyotrophic lateral sclerosis, anemia of prematurity, Apert syndrome, apnea of prematurity, asthma, ataxic respiration, Beckwith-Wiedemann syndrome, biot's respiration, brain stem injury, brain tumor, bronchial rupture, bronchiolitis,bronchospasm, brun's syndrome, central sleep apnea, Cheyne-Stokes respiration, chondrodystrophy, chronic bronchitis, chronic obstructive pulmonary disease, congenital central hypoventilation syndrome, cyanotic congenital heart disease, delayed sleep phase syndrome, diabetic autonomic neuropathy, diffuse pneumonia, flail chest, floppy eyelid syndrome, foreign body aspiration, Gaucher's disease, glycine encephalopathy, Guillain-Barré syndrome, Hallermann-Streiff syndrome, head trauma, hemothorax, hunter syndrome, hurler syndrome, hypercapnia, infant respiratory distress syndrome, Joubert syndrome, Klippel-Feil syndrome, laryngomalacia, leukomalacia, Marfan syndrome, meconium aspiration syndrome, medullary hemorrhage, medullary infarction, mucus plug, nasal congestion, nonarteritic anterior ischemic optic neuropathy, open chest wounds, oropharyngeal papillomatosis, osteopetrosis, parenchymal lung disease, periodic limb movement disorder, Pickwickian syndrome, Pierre Robin sequence, pneumothorax, polycystic ovary syndrome, polyposis, pontine hemorrhage, post-traumatic stress disorder, Prader-Willi syndrome, prenatal asphyxia, pulmonary atresia, pulmonary edema, pulmonary embolism, pulmonary fibrosis, pulmonary hypertension, REM sleep, respiratory acidosis, respiratory syncytial viral infection, restless legs syndrome, Rett syndrome, rhinitis, right ventricular hypertrophy, SADDAN, secondary hypertension, seizures, septal dislocation, septal hematoma, septicemia, shock, sickle cell disease, sleep deprivation, smoking, spinal cord injury, sudden infant death syndrome, toxidrome, tracheal rupture, transtentorial herniation, Treacher Collins syndrome, trisomy 13, turbinate hypertrophy, upper airway obstruction, upper Airway Resistance Syndrome (UARS), vocal cord paralysis, Werdnig-Hoffman disease,
Renal / Electrolyte
Rheum / Immune / Allergy
Sexual
Trauma
Urologic	No underlying causes
Dental
Miscellaneous

Causes in Alphabetical Order

Acitretin Acute myeloid leukemia Aplastic anemia Arsenic poisoning Aspirin Bevacizumab Injection Body piercing Bolivian hemorrhagic fever Bothrops venom Cholestyramine Resin Chronic alcoholism Clofarabine Injection Co-codamol Colestipol Coumatetralyl Cyclosporine Cytotoxic chemotherapy Dental implant Diabetes Dry mouth Ebola hemorrhagic fever Efalizumab Injection Ehrlichiosis (canine) Epulis Essential thrombocytosis Extraction (dental) Fellatio Gingivitis Haemophillia Heparin Injection Hereditary hemorrhagic telangiectasias Herpes simplex virus Idiopathic thrombocytopenic purpura Itraconazole Kaposi's sarcoma

Lead poisoning Lichen planus (oral) Linear immunoglobulin A dermatosis Ludwig's angina Mercury(II) chloride poisoning Methotrexate MMR vaccine Mycophenolate Oral cancer Pamidronate injection Paracetamol Pemphigus Periodontitis Phenytoin (oral) Poor oral hygiene Pregabalin Pregnancy Progesterone Protiodide Radium jaw Rift valley fever Rough teeth brushing Scurvy Stress Systemic lupus erythromatosus Thrombocytopenia Tuberous sclerosis Venlafaxine Vincent's angina Vitamin K deficiency Von willebrand 's disease Waldenstrom macroglobulinemia Wisdom teeth Zoledronic Acid Injection