head and neck

This tag is associated with 13 posts

Zygomaticomaxillary Complex Fracture – AKA Tripod Fracture

History: male hit in the face with a baseball bat. This is a great example of a zygomaticomaxillary complex fracture, also known as a tripod fracture. Some people refer to it also as a quadripod fracture. See a nice overview of the radiology facial fractures here. Additionally, learn about what the surgeon wants to know … Continue reading

Solution to Unknown Case #31 – Osteopetrosis or Marble Bone Disease

History: male with headache. This is a case of osteopetrosis, also referred to as marble bone disease. In osteopetrosis, bones become abnormallly hardened, as opposed to osteoporosis where bone mineral density is abnormally decreased and osteomalacia where bones are abnormally soft. Osteopetrosis is thought to be caused by impaired osteoclast activity, resulting in impaired bone … Continue reading

Unknown case #31 – Skull radiograph

History: male with headache. What is your differential diagnosis? Comment and share below.

CT Neck Axial Anatomy

The following slides are from WikiRadiography (WetPaint) here.

Cervical Ribs and Thoracic Outlet Syndrome

History: 10 year old female with neck pain. This is an example of cervical ribs, which are seen in less than 1% of the population. Cervical ribs are on the differential diagnosis for neck pain, and can be a cause of thoracic outlet syndrome. The thoracic outlet contains multiple spaces including the subcoracoid tunnel, costoclavicular … Continue reading

Unknown Case # 11 – Pediatric Neck Ultrasound

History: 5 year old male with a midline neck mass. What is your differential diagnosis for this pediatric patient with a midline neck mass? Comment and share below! Note, doppler color images revealed no vascular flow within the mass.

Pediatric Foreign Body Ingestion

History: Male child with a parent worried he swallowed a coin. This is a case of pediatric foreign body ingestion. The most common pediatric foreign body ingestion is a coin, and in this case the coin was a penny. Pennies commonly lodge within the lower cervical esophagus, at the level of the thoracic inlet, as … Continue reading

Submandibular Space Abscess

History: 50 year old male with mouth pain and swelling. This is a submandibular space abscess. Head and neck anatomy is some of the most complex anatomy in the human body. The submandibular space is superior the hyoid bone, lateral or superficial to the mylohyoid muscle sling, and deep to the platysma muscle. It is … Continue reading

Acute Sinusitis

History: 45 year old female with congestion and headache. This is the appearance of acute sinusitis¬†on CT. Sinusitis is inflammation of the sinuses as a result of infection with a virus, bacteria, or fungus. Usually patients do not need imaging for diagnosing sinusitis as it is diagnosed clinically by history and physical exam. However, sinusitis … Continue reading

Periapical Tooth Abscess – The spectrum of apical periodontitis

  History: 50 year old man with jaw pain.¬†   This is an example of a tooth abscess, or periapical abscess. The lucency in the maxilla indicated by the yellow arrow is somewhat nonspecific and may be secondary to tooth loosening, however, the adjacent maxillary sinus mucosal thickening argues for the case of an abscess. … Continue reading