Neudle.com: MRI ring sign

Differential
(Click to cross reference)

abducens nerve paralysis, bilateral

abscess, brainstem

abscess, cerebellum

abscess, intracerebral

abscess, intracerebral, multiple

abscess, intracerebral, treatment of

abscess, intracerebral, tuberculous

abscess, intracranial

abscess, intracranial-fungal

acquired immunodeficiency syndrome

acute disseminated encephalomyelitis

acute necrotizing encephalitis

adalimumab

advances in neurology

adverse drug reaction

amyloid angiopathy, cerebral

amyloid angiopathy, cerebral, inflammatory type

aneurysm, intracranial

angiitis, isolated of CNS

angiitis, isolated of CNS, tumefactive

angiography, cerebral, beaded vessels

angiography, cerebral

angiography, cerebral, false negative

angiography, cerebral, negative

angiotensin-converting enzyme

animal exposure

ankle edema

ankle reflex, absent

anterior horn cell disease

antiviral agents

aphasia

apraxia, constructional

arachnoiditis

arachnoiditis, opticochiasmatic

bacterial infection, CNS

Bagel sign

basal ganglia

basal ganglia, lesion of

basal ganglia, lesion, bilateral

bone marrow transplantation

brain biopsy

brain biopsy, false negative

brain biopsy, indication

brain biopsy, stereotaxic

brainstem

brainstem, lesion of

brainstem, neoplasms of

brucellosis

brucellosis, nervous system involvement with

cafe au lait spots

caffeine

calcification, intracranial

calcification, intracranial, miliary

calcification, intracranial, rim

carotid artery disease

carotid artery occlusion, neck

carotid artery pseudoocclusion

carotid artery stenosis

carotid ring sign

CAT scan

CAT scan, abnormal

CAT scan, abscess, cerebral

CAT scan, angiography

CAT scan, chest

CAT scan, chest, tree in bud opacities

CAT scan, contrast enhanced

CAT scan, demyelinating disease

CAT scan, disappearing lesion on

CAT scan, emission

CAT scan, emission, abnormal

CAT scan, false negative

CAT scan, fluid-blood level

CAT scan, hyperattenuation

CAT scan, mass effect on

CAT scan, myelogram with

CAT scan, ring sign

CAT scan, ring sign, open

CAT scan, target sign

cataracts

cauda equina, enhancement

CD4 counts

central nervous system, infection of

central venous catheter

cerebellar lesion

cerebellar pontine angle

cerebellar pontine angle tumor

cerebellum, neoplasms of

cerebral cortex

cerebral cortical atrophy

cerebral edema

cerebral embolism

cerebral embolism, cardiac origin

cerebral infarction

cerebral infarction, hemorrhagic

cerebral infarction, septic

cerebral infarction, small, deep

cerebral peduncle

cerebral venous thrombosis

cerebroretinal vasculopathy

cerebrospinal fluid

cerebrospinal fluid, abnormal

cerebrospinal fluid, beta-D-glucan

cerebrospinal fluid, cytology

cerebrospinal fluid, elevated protein of

cerebrospinal fluid, leak

cerebrospinal fluid, oligoclonal IgG in

cerebrospinal fluid, pressure

cerebrospinal fluid, pressure increased

cerebrospinal fluid, pressure low

cerebrospinal fluid, red cells in

cerebrospinal fluid, xanthochromia of

cerebrovascular accident

cerebrovascular accident, acute management of

cerebrovascular accident, bilateral

cerebrovascular accident, mimics

cerebrovascular accident, misdiagnosis

cerebrovascular accident, multiple

cerebrovascular accident, recurrent

cerebrovascular accident, three territory involvement

cerebrovascular accident, topographic pattern

cerebrovascular accident, women

cerebrovascular accident, young adult

ceruloplasmin, serum

chemosis

chemotherapy, CNS treatment and complications with

chest x-ray, abnormal

children

chills

China

chromosomal abnormality

cisternogram, radionuclide

Clinical Pathologic Conference(C.P.C.)

collagen vascular disease

coma

comorbidities

complications

concentration, impaired

concentric sclerosis

confusion

congenital malformation, dilantin therapy causing

conjunctival injection

conus medullaris, lesion of

corneal edema

corneal reflex, abnormal

corneal reflex, depressed

corpus callosum

corpus callosum, lesion of

corpus callosum, neoplasm of

cortical infarction

cortical infarction, small

cost effectiveness

cough

cranial nerve enhancement

cranial nerve palsies

cranial neuropathy

cranial neuropathy, multiple

C-reactive protein

C-reactive protein, elevated

critical pathway

cryptococcoma, cerebral

cysticercosis, cerebral

cysticercosis, spinal

dementia, rapidly progressive

demyelinating disease

dental abscess

dental extraction

dental procedure, neurologic complications with

differential diagnosis

diplopia

disability, neurological

disorientation

dizziness

down-beat nystagmus

down-beat nystagmus, primary position of gaze

echinococcus granulosus

echocardiogram

edema, pedal

edema, periorbital

electroencephalogram, abnormalities of

ELISA

embolism

embolism, septic

emergencies, neurologic

encephalitis

encephalitis, amebic

encephalitis, autoimmune

encephalitis, balamuthia

encephalitis, brainstem

encephalitis, paraneoplastic

encephalitis, viral

encephalitozoon cuniculi

encephalopathy

encephalopathy, acute necrotizing

endemic area

endometriosis

endometriosis, cerebral

endophthalmitis

endovascular therapy

ependymal

epidemiology of neurology

facial expression abnormality

facial pain

facial pain, atypical

finger nose finger test

fistula, arterio-venous

fistula, arterio-venous, pulmonary

flu-like illness

fluorescein angiography

fluorouracil

food-borne infection

frozen section

fundus, abnormality of

funduscopic exam

fungal infection

fungal infection, CNS

fungal infection, CNS, treatment of

genetic neurologic disorders

genetic testing

genital ulcerations

glioblastoma multiforme(astrocytoma Gr.III)

granulomatous disease

headache, progressive

headache, severe

headache, treatment of

hearing loss

hearing loss, bilateral

hearing loss, sudden, bilateral

helminthic infection of CNS

hematocrit, neurologic complications with elevation of

hemianopia

hemianopia, homonymous

hemiplegia, progressive

hemophagocytic lymphohistiocytosis

hemophagocytic lymphohistiocytosis, cerebromeningeal

hepatic encephalopathy

hepatic failure

hepatolenticular degeneration(Wilson's disease)

hepatolenticular degeneration(Wilson's disease), presymptomatic

herpes zoster

hiccoughs

hiccoughs, intractable

highly active antiretroviral therapy

hoarseness

horse bite

human immunodeficiency virus type 1

human immunodeficiency virus type 1, false positive

human immunodeficiency virus type 1, testing

human immunodeficiency virus type 2

hydatid cyst

hydrocephalus, exvacuo

hypogammaglobulinemia

hypoglycorrhachia

hypothalamus

hypothalamus, disturbance of

hypotonia

iatrogenic neurologic disorders

idiopathic

idiopathic CD4+lymphopenia

immunosuppressive agents

intellectual deterioration

internal carotid artery

intracerebral hemorrhage

intracerebral hemorrhage, multiple

intracranial hypotension

intracranial pressure, increased

intraluminal tumor

Kayser-Fleischer ring

Kernig's sign

klebsiella pneumoniae

Korsakoff's psychosis

leg numbness

leg weakness, bilateral

leg weakness, unilateral

Leigh's disease

lenticular nucleus, lesion of, bilateral

lesions too numerous to count

lethargy

leukemia

leukemia, neurologic findings assoc.with

leukocytosis

leukoencephalopathy

leukoencephalopathy with calcification and cysts

leukoencephalopathy, differential diagnosis

leukopenia

levamisole

level of consciousness, decreased

life expectancy

limbic encephalitis

listeria monocytogenes

listeriosis, CNS

liver disease

liver function enzymes

liver nodules

lumbar puncture, complications of

lymphadenopathy, hilar

lymphohistiocytosis

lymphoma

lymphoma involving CNS

lymphoma, primary of CNS

lymphomatoid granulomatosis

lymphopenia

malignancy screen

Marcus Gunn pupil

mediastinum, lymph-node biopsy

mediastinum, mass of

medulla oblongata, lesion of

melanoma, malignant

MELAS syndrome

memory, defect of recent

memory, impairment of

meningeal enhancement

meningeal gliomatosis

meningioma

meningismus

meningitis

meningitis, bacterial

meningitis, basilar

meningitis, chronic

meningitis, neutrophilic

meningitis, nocardia

meningitis, pneumococcal

meningitis, TB

meningitis, toxoplasma

meningitis-encephalitis PCR panel

meningoencephalitis

meningoencephalitis, amoebic

menses

menses, seizure with

mental status, abnormal

metamyelocytes

microabscesses, cerebral

microangiopathy, brain

microangiopathy, retina

microhemorrhage, intracerebral

mitochondrial disease

molecular genetics

monoclonal antibodies

MRI, abscess, cerebral

MRI, ADC maps

MRI, angiography

MRI, black holes on

MRI, CAT scan compared to

MRI, contrast enhanced

MRI, demyelinating disease

MRI, diffusion tensor

MRI, diffusion weighted

MRI, disappearing lesion on

MRI, gradient-echo

MRI, high signal foci on

MRI, high signal intensity of basal ganglia

MRI, hypointense signal foci on

MRI, lesion burden

MRI, lesion size

MRI, linear enhancement

MRI, magnetization transfer sequence

MRI, mass effect on

MRI, nodular enhancement

MRI, punctate pattern

MRI, spinal cord, increased intramedullary cord signal

MRI, spine

MRI, susceptibility weighted

MRI, T1 weighted high signal foci

multiple sclerosis, children

multiple sclerosis, diagnosis of

multiple sclerosis, differential diagnosis of

multiple sclerosis, misdiagnosis

multiple sclerosis, prognosis

multiple sclerosis, relapsing

multiple sclerosis, treatment of

multiple sclerosis, tumefactive

muscle biopsy

muscle wasting, diffuse

myelitis, longitudinal

myelogram

myelomalacia

myelopathy

myelopathy, chronic progressive

myeloradiculitis

myocardial infarction

myocardial infarction, acute

neoplasm, intracranial

neoplasm, intracranial with metastasis extracranially

neoplasm, metastatic

neoplasm, metastatic causing intracranial hemorrhage

neoplasm, metastatic to CNS

neoplasm, metastatic to CNS, hemorrhagic

neoplasm, metastatic to CNS-hemorrhage into

neoplasm, metastatic to CNS-miliary

neoplasm, posterior fossa

neoplasm, primary intracerebral

neoplasm, primary intracranial

neoplasm, primary of CNS

neoplasm, primary of CNS assoc.with primary malig.other sites

neoplasm, primary of CNS-children

neoplasm, primary of CNS-familial occurrence

neoplasm, primary of CNS-survival

neoplasm, primary of CNS-treatment of

neoplasm, second primary

neoplastic angioendotheliosis

nerve root enhancement

neurocutaneous disease

neuroendocrinology

neurofibromatosis 1

neurologic complications

neurologic disease, diagnoses of

neurologic disease, multifocal

neurologic evaluation

neurologic examination, focal

neurologic signs

neurologic symptoms

neurologic teaching

neuromyelitis optica (Devic's disease)

neuromyelitis optica spectrum disorder

opportunistic infection

opportunistic infection, CNS

optic nerve

optic nerve, lesion of

optic neuritis, bilateral

oral ulcerations

organ transplantation

overlap syndrome

owl's eye sign of spinal cord

parasitic infection, CNS

pituitary stalk, lesion of

plasmapheresis

platelet inhibiting drugs

pleocytosis of cerebrospinal fluid

pleocytosis of cerebrospinal fluid, neutrophilic

pneumocephalus

pneumonia

polycythemia, secondary

polymerase chain reaction

polymerase chain reaction, false negative

pons, lesion of

posterior fossa

posterior fossa, lesion of

postpartum

posttransplant lymphoproliferation disorder

postural abnormality

practice guidelines

praziquantel

precipitating factors

pregnancy, neurologic complications in

primary intracranial hypotension

primary leptomeningeal gliomatosis

prognosis

progressive multifocal leucoencephalopathy

progressive neurologic disorder

psychiatric problems in neurologic disorders

psychomotor retardation

psychosis

pulmonary infection

pulmonary infiltrates

pulmonary lesion

pulmonary nodules

pupil, dilated, bilateral

pupil, dilated, episodic

putamen, lesion of, bilateral

radiation necrosis

radiation therapy, CNS treatment and complications with

radiation therapy, stereotactic

radicular pain

radiculopathy

rapidly progressing neurologic illness

reading disorder, acquired

recurrent

release phenomena

remote effect of cancer on the nervous system

remyelination

renal stones

renal transplantation

retinal artery occlusion

retinal branch artery occlusion

rheumatoid arthritis, neurologic complications of

scotomata, scintillating

screening

sedimentation rate, elevated

seizure, treatment of

seminoma

sensorineural hearing loss

sensory level

septicemia

serologic testing

serologic testing, false negative

seronegative

single photon emission computed tomography

single photon emission computed tomography, thallium

sinuses, diseases of

sinusitis

skin, lesions in neurologic disorders

slit lamp examination

sparganosis, cerebral

spasticity

spinal cord

spinal cord, biopsy

spinal cord, cervical

spinal cord, compression of

spinal cord, lesion of

steroid therapy, CNS treatment and complications with

striatocapsular infarction

subarachnoid hemorrhage

subarachnoid hemorrhage, cerebral convexity

symmetric brain lesions

systemic lupus erythematosus

T1 black holes

tandem gait, ataxic

temporal lobe, lesion

temporal lobe, lesion, bilateral

tentorium cerebelli

thalamus, lesion of

thalamus, lesion of-bilateral

toxoplasmosis, acquired

toxoplasmosis, CNS

transient neurologic deficit

trauma

treatment of neurologic disorder

tremor

trientine dihydrochloride

tumor necrosis factor inhibitor

unconsciousness

unconsciousness, transient

urine test in toxic screen

uveitis

varicella zoster virus

varicella zoster virus, encephalitis

varicella zoster virus, vasculopathy

vibratory sensation, abnormal

viral infection

viral infection, CNS

vision, blurred

visual acuity, decreased

visual field defect

visual loss

visual obscurations, transient

voice, abnormality of

voriconazole

walking, difficulty with

water channel antibodies

weakness

weakness, progressive

word-finding difficulty

Showing articles 100 to 150 of 8350 << Previous Next >>

Clinicopath Conf
Demyelinating Process Consistent with Multiple Sclerosis, Case 26-1998, NEJM 339:542-549998., , 1998

Spinal Cord Infection:Myelitis and Abscess Formation
AJNR 19:341-348, Murphy,K.J.,et al, 1998

Persistent MR Contrast Enhancement of Calcified Neurocysticercosis Lesions
AJNR 19:79-82, Sheth,T.N.,et al, 1998

Retinocochleocerebral Vasculopathy
Medicine 77:12-40, Petty,G.W.,et al, 1998

Susac Syndrome
Medicine 77:3-11, Papo,T.,et al, 1998

Cerebral Sparganosis with Intracerebral Hemorrhage:A Case Report
Neurol 50:503-506, Jeong,S.-C.,et al, 1998

The Variable MR Appearance of Primary Lymphoma of the Central Nervous System:Comparison with Histopathologic Features
AJNR 18:563-572, Johnson,B.A.,et al, 1997

Cerebral Microsporidiosis Due to Encephalitozoon Cuniculi in a Patient With Human Immunodeficiency Virus Infection
NEJM 336:474-478, Weber,R.,et al, 1997

Management Protocol for an Enhancing Cerebral Lesion in HIV Infection
Conn Medicine 60:649-651, Finelli,P.F., 1996

Acute Disseminated Encephalomyelitis:MR and CT Features
AJNR 17:104-109, Mader,I.,et al, 1996

The "Target Sign": Is it a Specific Sign of CNS Tuberculoma?
Neuroradiology 38:547-550, Bargallo,J.,et al, 1996

Intracranial Tuberculoma:Comparison of MR with Pathologic Findings
AJNR 16:1903-1908, Kim,T.K.,et al, 1995

Tumoral Multiple Sclerosis of the Cerebellum in a Child
AJNR 16:1164-1166, Rusin,J.A.,et al, 1995

Multifocal Enhancing Magnetic Resonance Imaging Lesions Following Cranial Irradiation
Ann Neurol 38:237-244, Peterson,K.,et al, 1995

Spontaneous Intracranial Hypotension, A Review
J Neuro-Ophthalmol 15:79-83, Kosmorsky,G.S., 1995

Management of Acoustic Neuroma
BMJ 311:1141-1144, Wright,A.&Bradford,R., 1995

Aspergillosis of the Brain and Paranasal Sinuses in Immunocompromised Patients:CT and MR Imaging Findings
AJR 162:155-159, Ashdown,B.C.,et al, 1994

Cerebral Paragonimiasis in Early Active Stage:CT and MR Features
AJR 162:141-145, Cha,S.H.,et al, 1994

Albendazole in Single CT Ring Lesions in Epilepsy
Neurol 44:1344-1346, Padma,M.V.,et al, 1994

Radiologic-Clinical Correlation:Hemiballismus
AJNR 15:1377-1382, Provenzale,J.M.&Schwarzschild,M.A., 1994

Toxoplasma Gondii Infections in Diagnostic Neuroradiology
Mosby Chp 16:698-699, Osborn,A.G., 1994

A Case of Cerebral Endometriosis Causing Catamenial Epilepsy
Neurol 43:2708-2709, Ichida,M.,et al, 1993

Clinicopath Conf
Brain Abscess, Cerebral, Due to Fusobacterium, Nucleatum and Peptostreptococcus Micros, Case 43-1993, NEJM1335-1341,1993., 1993

Neurocysticercosis
Semin Neurol 13:131-143, Barry,M.&Kaldjian,L.C., 1993

CNS Lymphomatoid Granulomatosis in AIDS:CT and MR Appearances
AJR 161:381-383, George,J.C.,et al, 1993

Cerebral Sparganosis:MR Imaging Versus CT Features
AJR 188:751-757, Moon,W.K.,et al, 1993

Wilson Disease
Medicine 71:139-164, Brewer,G.J.&Yuzbasiyan-Gurkan,V., 1992

Primary Cerebral Lymphoma in Patients with AIDs:MR Findings in 17 Cases
AJR 159:841-847, Cordoliani,Y.,et al, 1992

Clinicopath Conf
Cerebral Abscesses Complicating Embolic Cerebral Infarcts, Case 31-1991, NEJM 325:341-350991., , 1991

Primary Central Nervous System Lymphoma Versus Toxoplasmosis in AIDS
Radiology 179:823-828, Dina,T.S., 1991

Epilepsy:Disappearing Lesions Appearing in the United Kingdom
BMJ 302:933-935, Kennedy,A.&Schon,F., 1991

Whipple's Disease Confined to the CNS Presenting with Multiple Intracerebral Mass Lesions
JNNP 54:989-992, Wroe,S.J.,et al, 1991

Etiology and Management of Single Small CT Lesions in Patients with Seizures:Understanding a Controversy
Acta Neurol Scand 84:465-470, Rajshekhar,V., 1991

Biopsy-Confirmed CNS Lyme Disease:MR Appearance at 1. 5 T
AJNR 11:482-484, Rafto,S.E.,et al, 1990

Clinicopath Conf
Cerebral Cysticercosis, Case 20-1990, NEJM 322:1446-1458990., , 1990

Cysticercosis Mimicking Brain Neoplasm:MR and CT Appearance
J Comput Assist Tomogr 14:708-711, Michael,A.S.,et al, 1990

Clinicopath Conf
Thalamic Abscess, Pulmonary Arteriovenous Malformation, Case 16-1990, NEJM 322:1139-114890., , 1990

MR Imaging of Brain Abscesses
AJR 152:1073-1085, Haimes,A.B.,et al, 1989

Multiple Sclerosis Simulating Brain Tumor on Computed Tomography
J Comput Assist Tomogr 13:674-678, Otsuka,S.I.,et al, 1989

Hemorrhagic Metastatic Intracranial Neoplasms: Clinical-Computed Tomographic Correlations
Comput Radiol 9:105-114, Weisberg,L.A., 1985

Clin. Path. Conference
Brain Abscess, Anaerobic Streptococci & Bacteroides, Right Parietal Lobe, Case Record 6-1983, NEJM 3, 8:326-83., 1983

Using Susceptibility-Based Imaging in highly ctive Late-Onset Multiple Sclerosis
Neurol 106:e214794, Sosa,S.M.,et al, 2026

Creutzfeldt-Jakob-Like Presentation in Anti-AMPAR Encephalitis
Ann Neurol 99:1466-1467, Durbano,K.et al, 2026

Increased Prevalence of Nitrous Oxide-Induced Subacute Combined Degeneration of the Spinal Cord: Clinical and Imaging Findings
AJNR 47:513-520, Bruen,R.,et al, 2026

Using Susceptibility-Based Imaging in Highly Active Late-Onset Multiple Sclerosis
Neurol 106:e214794, Sosa,S.M.,et al, 2026

A 49-Year-Old Man with Meningoencephalitis and Persistent Altered Mental Status
Neurol 106:e214777, Hariswar,P.T.,et al, 2026

The 2024 McDonld Criteria for Dignosis of Multiple Sclerosis, The Rubber meets the Road
Neurol 106:e214688, Miller, A.E., 2026

Ribbon-Like Sign in Convexity Subarachnoid Hemorrhage
Ann Neurol 99:881-882, Liu,S-X.,et al, 2026

Progressive Quadriparesis and Falls in a 66-Year-Old Man With Longstanding Human Immunodeficiency Virus
Neurol 106:e214621, Ong,B.A. & Carlson,A.K., 2026

MELAS Presenting as Bilateral Symmetric Occipital and Temporal Cortices Lesions, A Case Report and Literature Review
Neurologist 30:75-79, Liu,Q.,et al, 2025

Showing articles 100 to 150 of 8350 << Previous Next >>