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291 Possible Causes for 'Eye of the Tiger' Sign on MRI, Infrequent Blinking, Mask-like Facies

  • Parkinson's Disease

    Facial expression is blunted, described as a "masked facies". The patient typically has difficulty with the initiation of movement.[clinicaladvisor.com] Passive extension and flexion at the elbow can feel like ratcheting, described as cog-wheel rigidity. B.[clinicaladvisor.com]

    Missing: 'Eye of the Tiger' Sign on MRI
  • Parkinson's Disease Type 3

    Parkinson's disease type 3 (PD3) is a form of Parkinson's disease that is inherited in an autosomal dominant manner. The underlying mutation has not yet been identified, but PD3 has been related to a 2.5 Mb-locus on the short arm of chromosome 2. To date, PD3 has been diagnosed in distinct families in Europe and[…][symptoma.com]

    Missing: 'Eye of the Tiger' Sign on MRI
  • Progressive Supranuclear Palsy

    blinking Difficulty opening your eyes Inability to maintain eye contact during a conversation The cause of progressive supranuclear palsy is unknown; the symptoms result[houstonmethodist.org] Patients have trouble shifting their gaze downward and can have trouble controlling their eyelids, leading to involuntary closing of the eyes, prolonged or infrequent blinking[ucsfhealth.org] In addition, difficulty opening and closing the eyelids, infrequent blinking, and retraction of the eyelids can also be seen.[physio-pedia.com]

    Missing: 'Eye of the Tiger' Sign on MRI
  • X-linked Parkinsonism-Spasticity Syndrome

    blinking, lack of facial expression, impaired postural reflexes, and gait abnormalities.[merckmanuals.com] T2-weighted fast spin echo (G) and T1-weighted (H) brain MRI scans from a child with PKAN demonstrating the "eye of the tiger" sign (courtesy of Susan J.[ojrd.biomedcentral.com] T2 weighted brain MRI shows an ”eye of the tigersign corresponding to pallidal hypointensity with a high signal center.[neuroweb.us]

  • Juvenile Paralysis Agitans of Hunt

    There is loss of associated and automatic movements, with masking of the face, infrequent smiling and blinking, and loss of swinging of the arms in walking (Figure 30.1 ).[neupsykey.com] Parkinsonismo precoce associado a lesões palidais de tipo "eye-of-the-tiger" "Eye-of-the-tiger" sign at MRI in a patient with early-onset parkinsonism Egberto Reis Barbosa[scielo.br]

  • Postencephalitic Parkinson Disease

    PARKINSON’S DISEASE Parkinson’s disease is characterized by a characteristic pill rolling tremor, bradykinesia, mask-like facies with a reduced blinking frequency (hypomimia[thebigl.co] blinking, lack of facial expression, impaired postural reflexes, and gait abnormalities.[msdmanuals.com] […] stretch placed on a muscle until resistance suddenly melts away (clasp-knife phenomenon) The diagnosis of Parkinson disease is supported by the presence of other signs such as infrequent[msdmanuals.com]

    Missing: 'Eye of the Tiger' Sign on MRI
  • Atypical Juvenile Parkinsonism

    The “masked facies” of Parkinson's disease is an example of slowed nonvolitional movement.[aafp.org] blinking, lack of facial expression, impaired postural reflexes, and gait abnormalities.[merckmanuals.com] Coronal and axial T2-weighted MRI of patient A showing the "eye of the tiger sign".[demneuropsy.com.br]

  • Graves Disease

    Note her thyrotoxic stare (infrequent blinking with exophthalmos) and enlarged thyroid gland (goiter).[emedicine.medscape.com] Signs and symptoms of thyrotoxic Graves disease include an enlarged thyroid, rapid heart rate, widened pulse pressure, a hyperthyroid stare (infrequent blinking) or frank[emedicine.medscape.com]

    Missing: 'Eye of the Tiger' Sign on MRI Mask-like Facies
  • Diffuse Scleroderma

    Chest. 1983 Nov;84(5):546-50. Abstract The pulmonary function and chest roentgenograms were evaluated in 88 patients with the CREST syndrome variant of progressive systemic sclerosis (PSS or scleroderma). Seventy-two percent of the patients had abnormal pulmonary function. An isolated decrease in diffusing[…][ncbi.nlm.nih.gov]

    Missing: 'Eye of the Tiger' Sign on MRI Infrequent Blinking
  • Systemic Scleroderma

    Systemic Scleroderma (SSc) is an autoimmune disease that affects connective tissue, resulting in hardening skin, reduced vascular perfusion, gingival fibrosis, enlarged periodontal ligament, xerostomia, and trigeminal neuralgia. Secondary effects, including reduced oral opening and reduced manual dexterity may[…][ncbi.nlm.nih.gov]

    Missing: 'Eye of the Tiger' Sign on MRI Infrequent Blinking