Labyrinthitis Ossificans

What anatomic structure of the middle or inner ear is abnormal in this patient with hearing loss and a history of childhood meningitis? Read more »

MCA aneurysm

History : 45 year old man with sudden onset of severe headache. What is the most likely etiology for this patient’s intraventricular hemorrhage? Read more »


ADEM (acute disseminated encephalomyelitis) is an autoimmune demyelinating disorder distinct from multiple sclerosis or Devic’s disease. Read more »
Tumefactive MS on MRI

Tumefactive multiple sclerosis

Tumefactive multiple sclerosis (MS) is an unusual but important manifestation of multiple sclerosis. Read more »

Carotid Artery Dissection, MRA

Carotid/vertebral artery dissection is an underdiagnosed disease that can result in substantial morbidity. It has an incidence of 1-1.5/100000 and disproportionately affects young patients. Diagnosis is challenging clinically because the symptoms are... Read more »

Diffuse Axonal Injury

The third T in the 3T trauma framework (see cases on epidural hematoma and penetrating trauma) refers to “other targets” and concerns delayed complications of traumatic brain injury. These competitions include hydrocephalus,... Read more »

Non-penetrating head trauma

Trauma is the sixth leading cause of death world wide. Non-penetrating head trauma is the most common form of trauma and involves forces that impact but do not penetrate the parenchyma. Motor... Read more »

Penetrating Head Trauma

Trauma accounts for approximately 1 in 3 ER visits nationwide and is a major public health problem. It is the leading cause of death amongst youth and young adults and a major... Read more »

Radiation Necrosis

Radiotherapy is commonly used as an adjuvant therapy to surgery and chemotherapy in the management of primary brain neoplasms. Radiation destroys cells and damages the tumor blood supply. Addition of radiation therapy... Read more »

Residual/Recurrent Tumor

Imaging plays an important role in the diagnosis and management of patients with primary brain neoplasms. In particular, imaging is typically performed within 48 hours of tumor resection. Read more »