Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
34 Cards in this Set
- Front
- Back
|
Parapharyngeal Space: bounds
|
skull base to hyoid bone
pharynx, parotid, mandible, pterygoid muscles |
|
|
Prestyloid parapharyngeal space contains?
|
maxillary artery
inferior alveolar, lingual, auriculotemporal nerves |
|
|
Poststyloid parapharyngeal space contains?
|
neurovascular bundle (carotid, IJ, sympathetic)
CN IX, X, XI |
|
|
Symptoms of parapharyngeal space abscess
|
trismus
fever muffled voice dysphagia drooling |
|
|
Complications of parapharyngeal abscess
|
airway compromise
CN palsies septic thrombophlebitis carotid blowout endocarditis |
|
|
Boundaries of pterygopalatine foss
|
pyramidal space below apex orbit
|
|
|
Contents of pterygopalatine fossa
|
CN V2
vidian nerve sphenopalatine nerve greater and lesser palatine nerves sphenopalatine ganglion maxillary artery |
|
|
Rx for pterygopalatine fossa abscess
|
drainage via Caldwell-Luc or alveobuccal sulcus approach
|
|
|
Compartments of Masticator Space
|
Masseteric
Pterygoid Superficial Temporal Deep temporal |
|
|
Contents of Masticator Space
|
-muscles of mastication
-maxillary artery -V3 |
|
|
Components of Sublingual space
|
-floor of mouth
-mylohyoid muscle -contains sublingual gland, XII, Wharton's duct |
|
|
Components of Submandibular Space
|
-contains submandibular gland, lingual nerve, facial artery
-communicates with sublingual and parapharyngeal spaces |
|
|
Ludwig's Angina spaces
|
cellulitis of submandibular, sublingual, submental space
|
|
|
Symptoms and Signs of Ludwig's angina
|
-wooden floor of mouth
-neck swelling -drooling -respiratory distress -trismus -may progress quickly to airway compromise |
|
|
Contents of Parotid Space
|
-parotid gland
-CN VII -posterior facial vein -external carotid artery |
|
|
Treatment of Parotitis
|
hydration
sialogogues oral hygeine antibiotics warm compresses massage |
|
|
Boundaries of Buccal Space
|
-buccinator
-cheek skin -pterygomandibular raphe -zygomatic arch -inferior mandible |
|
|
Symptoms of Buccal Space infection
|
may extend to eyelid (preseptal) and orbicularis oris
|
|
|
Complications of Buccal Space infection
|
cavernous sinus thrombosis
intracranial infection extension to orbit |
|
|
Boundaries of Carotid Sheath Space
|
base of skull to thoracic outlet
|
|
|
Contents of Carotid Sheath Space
|
carotid artery
internal jugular vein CN X |
|
|
Symptoms of carotid sheath space infection
|
torticollis (toward uninvolved side)
|
|
|
Boundaries of Visceral space
|
-pharyngeal constrictors
-hyoid to mediastinum |
|
|
Contents of Visceral Space
|
pharynx
esophagus larynx trachea thyroid |
|
|
Symptoms of Visceral Space Infection
|
dysphagia
hoarseness respiratory compromise subcutaneous emphysema |
|
|
Complications of Visceral Space Infection
|
mediastinitis
sepsis pneumonia laryngeal edema |
|
|
Boundaries of Retropharyngeal Space
|
pharyngeal constrictor muscles
skull base to mediastinum |
|
|
Contents of Retropharyngeal space
|
retropharyngeal lymphatics
|
|
|
Symptoms of retropharyngeal infection
|
odynophagia
hot potato voice drooling stiff neck stridor spiking fevers |
|
|
Complications of retropharyngeal abscess
|
mediastinitis
respiratory distress ruptured abscess spread to danger and prevertebral space |
|
|
Danger Space boundaries
|
alar and prevertebral fascia
skull base to diaphragm |
|
|
Contents of Danger Space
|
loose areolar tissue (spreads fast)
|
|
|
Boundaries of Prevertebral Space
|
Extends from Skull base to Coccyx
|
|
|
What is a Pott's Abscess
|
tuberculosis osteomyelitis of the spine
|
