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Tumefactive Demyelination: A Deceptive Lesion That Mimics Brain Tumor

on June 25, 2025

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Medical Imaging

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18-Year-Old Male with Headache and Ataxia
32-year-old male
4-Year-Old Girl with Ingested Foreign Body
42-Year-Old Male with Ankle Swelling and Pain
52-Year-Old Woman Presenting with Abdominal Pain
64-Year-Old Male Under Surveillance for Aortic Pathology
82-Year-Old Woman with Left Hip Pain After a Fall
99mTcBoneScan
A 12-year-old girl with frequent bronchiolitis and intermittent cough
A 14-Year-Old Boy Presenting with Nasal Discharge and Headache

A 15-year-old girl presented with a headache and chronic nasal congestion
A 16-Year-Old Boy with Facial Pain and Headache
A 25-Year-Old Male with Intermittent Right Inguinal Pain
A 26-Year-Old Woman with Headache and Neurological Deficits
A 31-Year-Old Male with Iliac Pain
A 38-Year-Old Female with Chronic Hip Pain
A 45-year-old man complaining of abdominal pain
A 46-Year-Old Man Presenting with Abdominal Pain
A 54-Year-Old Woman with Dysphagia
A 57-Year-Old Woman with Knee Pain
A 58-Year-Old Woman Undergoing Mammographic Screening
A 6-year-old girl presents with a 2-day
A 61-year-old woman newly diagnosed with breast cancer after a previous mastectomy
A 66-Year-Old Woman with Newly Developed Bilateral Upper Extremity Resting Tremors
A 67-Year-Old Man with Chronic Cough and Dyspnea
A 68-Year-Old Woman Presenting with Dyspnea
A Milestone in Nuclear Medicine
A Previously Healthy 26-Year-Old Male Presenting with a Two-Day History of Dyspnea and Fatigue
A Self-Experiment that Transformed Medicine
A Study on Classification and Segmentation of Brain Tumor MRI using MediAI
A Woman with Bilateral Foot Pain After a Fall
A Woman with Left Lower Quadrant Abdominal Pain Epiploic Appendagitis
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Acute Abdominal Aortic Occlusion (AAAO) due to Embolism from a Left Atrial Myxoma
acute cerebral infarction
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Acute pontine hemorrhage
Acute Pontine Hemorrhage in a 50-Year-Old Woman with Hypertension
acute stroke treatment
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Alcohol Use Disorder in Women
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Anomalous Aortic Origin of the Left Coronary Artery with an Interarterial Course
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aspergillus fumigatus
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Axial Section Passing Through the Petrous Part of the Temporal Bone
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Case Study: 49-Year-Old Female Presenting for Breast Cancer Screening
Case study: 52-Year-Old Male with Abdominal Pain
Case Study: A 3-Year-Old Boy with Vomiting After a Fall
Case Study: A 55-Year-Old Male with Recurrent Colicky Left Flank Pain
Case study: A 56-Year-Old Male with Knee Pain
Case study: A 58-Year-Old Male Presenting with Dyspnea
Case Study: Follow-Up of a 59-Year-Old Male After Diverting Loop Ileostomy and Hartmann’s Reversal
Case Study: Post-Traumatic Headache and Dizziness in a 6-Year-Old Boy
Case study: Postprandial Pain in a 58-Year-Old Woman
catheter ablation complication
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Disseminated Genitourinary Tuberculosis with Emphysematous Prostatitis
Distal clavicular osteolysis
do statins help osteoporosis
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DSA
dye
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emergency medicine
EmergencyUrology
emphysematous gastritis
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Emphysematous Vertebral Osteomyelitis and Epidural Abscess Caused by Disseminated Klebsiella Infection
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Epidemiology Clinical presentation
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F-18 FAPI-74
Falx cerebri calcification
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fat stranding gallbladder
FDG PET cardiac sarcoidosis
FDG PET CT
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fogging phenomenon
FourniersGangrene
frontal lobe damage
FrontalBoneThickening
fungal ball lung
Gadolinium-based compound
gallbladder cancer mimic
gallbladder wall thickening
Gangrenous Cholecystitis
GasInSoftTissue
gastric emphysema
gastric pneumatosis
gastric pneumatosis differential
gastric varices
gastric wall gas CT
Gastroenterology
gastroesophageal junction
gastrointestinal angioedema
gastrointestinal cancer imaging
Gastroparesis
Genetic syndromes jaw pain
ghost cells
GI tract cancer
GlenohumeralDislocation
glioblastoma
GliomaMimic
Gorlin-Goltz syndrome
HAE diagnosis
hair matrix tumor
Hal Anger
Hal Anger and the Development of the Gamma Camera
HeadNeckCancer
HeartDiseaseAwareness
HeartHealth
hemoptysis
hemoptysis treatment
Hepatic adenoma
Hepatic hemangioma
Hepatic infection
HepaticSegmentIV
HER2 positive breast cancer
HER2-enriched breast cancer
hereditary angioedema
hereditary swelling
HFIImaging
Histoplasmosis
HollyLeafSign
HolmiumLaser
HotQuadrateSign
How to diagnose PRES
HPVPositiveCancer
HRCTLungImaging
HumeralHeadDisplacement
Hydrocephalus
Hydroxyurea Therapy
Hyperfunctioning thyroid nodule
HyperlucentHemithorax
HyperostosisFrontalisInterna
Hyperpolarization Technology
Hypertension
HypertensionAndChestPain
Hypervascular liver mass
Iatrogenic Sprinkler-Type Perineal Urethrocutaneous Fistula and Pubic Ramus Osteomyelitis
Iatrogenic-Dobhoff tube-pneumothorax
ICHCTFindings
Idiopathic Pulmonary Fibrosis
IEP
Imaging feature
Imaging features
Imaging Findings
ImagingDiagnosis
IMH
infectious pericarditis treatment
Infectious Proctitis
Inflammatory Bowel
infliximab in cardiac sarcoidosis
informatics
interatrial septum mass
Interstitial Lung Disease and Sjögren's Syndrome
InterstitialLungDisease
interventional cardiology
InterventionalPulmonology
intestinal lymphoma symptoms
IntracerebralHemorrhage
Intracranial Lipoma
Intraductal Papilloma Atypia
intramural cystic spaces
Intramural esophageal pseudodiverticulosis
invasive ductal carcinoma
Iodine-based compound
ischemic stroke CT
IV drug user pericarditis
JAK2 Mutation
Jones fracture
JPA
JuvenilePilocyticAstrocytoma
Knee Cellulitis
KneeMRI
LADArtery CoronaryCTA
large bowel obstruction
laryngeal infection
LASH diagnosis
Latest Trends: Xenon MRI Contrast Agents—A New Horizon in Molecular Imaging
leukodystrophy
leukodystrophy CT
Lipohemarthrosis of the Knee
lipomatous hypertrophy
Liver lesion
Liver pyogenic abscess
Liver ultrasound findings
lobar pneumonia radiographic sign
LungCT
lunghealth
LungMetastasis
lymphoma CT imaging
maging features Cause CTscan
Magnetic Nano-Cluster
Magnetic Nanoclusters
Malignant lesion detection
mammogram false negative
Manganese Ferrite
Manganese Ferrite (MnFe2O4) based Magnetic Nano-Cluster for T2 Weighted 3T MR Imaging in Triple-Negative Breast Cancer
Maple syrup urine disease
MastectomyFollowup
Maxillary sinusitis
MedialFemoralCondyle
Medical image analysis
medical imaging
medical ontology
MedicalBlo
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MedicalEducation
MedicalImaging
MedicalImagingCase
Melanoma metastasis
MELAS: Mitochondrial Encephalopathy with Lactic Acidosis and Strokelike Episodes
MeniscalExtrusion
MesotheliomaRisk
metachromatic leukodystrophy
metastatic brain tumor CT
Metastatic Thyroid Neoplasm
MetastaticBreastCancer
MetastaticCancer
microangiopathic anemia
microangiopathic hemolytic anemia
Microglia and Sex
MiliaryMetastases
MIS-C
MNCs
MnFe2O4
MNP
Molecular Imaging
MolecularImaging
MRA
MRCP
MRI
MRI findings in PRES
MRI liver
MRI Oncology
MRICase
MRIinChildren
MRSA pericardial infection
MSUD
multiple sclerosis vs stroke
MultipleSclerosis
myelin disorders
Myeloproliferative Neoplasm
MyocardialBridge
nanoantibiotics
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Nausea
neck tuberculosis
Necrotizing Fasciitis
NecrotizingFasciitis
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Neuroimmune Gender Gap
neuroinflammation
NeurologistInsights
NeurologyCaseStudy
neurometabolic diseases
Neuroradiology
Neuroscience
Neurosurgery
Nevoid basal cell carcinoma
NH-HC
Nicrobubble contrast agent
NLP in radiology
non-FDG PET tracers
non-Hodgkin intestinal lymphoma
non-invasive cardiac imaging
Nonketotic Hyperglycemic Hemichorea
nuclear medicine
NuclearMedicine
NuclearMedicineCases
NucLex
Nutritional Disorders and Brain
OccupationalMedicine
Odontogenic keratocyst
oncology
OncologyImaging
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OpenRingSign
OropharyngealCancer
OrthopedicRadiology
Os acromiale
Osteitis Deformans
Osteomyelitis Pubis with Urinary Tract–Urinary Fistula
Osteonecrosis
Osteonecrosis of the hip
OsteoporosisFracture
Ovarian fibroma
Paget’s Disease of Bone
PalliativeOncology
Pancreatic mucinous cystic neoplasm
pancreatitis complications
pandemic education impact
Papillary Breast Lesions
Papillary Lesion Upgrade Rate
Papillomatosis MRI
Paranasal Sinusitis
parapneumonic effusion
pathogenesis
Pathogenesis and Pathophysiology
pathophysiology
Pathophysiology. Epidemiology
patient engagement
PAU
Pediatric Brain Imaging
Pediatric Button Battery Ingestion
Pediatric Cerebral Palsy
pediatric COVID-19
pediatric dermatology
pediatric headache MRI
pediatric pineal cyst
PediatricBrainTumor
PediatricCOVIDVaccine
PediatricRadiology
pericardial effusion CT findings
pericardial empyema prognosis
PerinealInfection
PeripheralAirspaceOpacities
personalized healthcare
personalized medicine
PET
PET CT vaccine lymphadenopathy
PET-CT in lymphoma
PET/CT case report
PET/CT heart imaging
PETCT
PETMRI
Physicochemical Properties of Xenon-129 and Suitability for MRI
PilocyticAstrocytoma
Pilomatricoma
Pilon Fracture
pineal cyst
pineal gland imaging
pineal gland tumor differential
pineal lesion CT
pineal region lesion
Pituitary adenoma
plasma exchange therapy
PLASMIC score
Platelet Disorder
PleuralPlaques
plunging ranula
Pneumoperitoneum
portal hypertension
Portal Vein Aneurysm
portal venous gas
post-traumatic brain contusion
post-tuberculosis complications
PosteriorFossaMass
PostMastectomyCXR
PostSurgicalCXRFindings
precision psychiatry. female AUD neuroimmune vulnerability
PrecisionOncology
predictive analytics
PrednisoneTreatment
PRES brain scan
PRES in pregnancy
PRES management protocol
PRES vs encephalitis
PRES vs stroke
Preseptal Cellulitis
Proctitis
Prognosis
Progressive Neck Mass in a 53-Year-Old Man
pseudoachalasia
Pseudoaneurysm
Pseudoatrophy
Pseudocirrhosis
PTCH1 mutation
pulmonary aspergilloma
Pulmonary laceration
pulmonary vein stenosis
PulmonaryEdemaNegative
pulmonaryinfections
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purulent pericarditis diagnosis
R-CHOP chemotherapy
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radiology AI
Radiology case study
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RadiologyEducation
RadiologyQuiz
radiopharmaceuticals
RadLex
RareLungDiseases
Rectal Inflammation
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Reflux Esophagitis
Renal Infarction
respiratorytherapy
Reversible Brain Atrophy
right middle lobe pneumonia
right upper quadrant abdominal pain
RigidBronchoscopy
RML consolidation
RML pneumonia
Round pneumonia
RUQ pain CT
SARS-CoV-2 transmission
Scans Without Evidence of Dopaminergic Deficit (SWEDD)
schistocytes
scientilation camera
Sclerosing mesenteritis
scrofula
ScrotalSwelling
sex-specific addiction treatment
ShoulderAnatomyXray
ShoulderDislocationCXR
SIFknee
Sigmoid diverticulitis
silhouette sign
skin calcification
skin lump
skin tumor imaging
SkullUptakeBoneScan
small bowel lymphoma
small bowel wall thickening
SoftTissueAttenuation
SoluMedrol
SPECT
Spigelian hernia
splenectomy indications
splenic vein thrombosis
StanfordClassification
statin BMD study
statins and bone density
statins no effect on bone
statins osteoporosis myth
steroid refractory.
StrokeAwareness
StrokeManagement
StrokeMimic
structured reporting
SubchondralInsufficiencyFracture
Superficial thrombophlebitis of the cephalic vein
SuperiorVenaCavaSyndrome
supraglottic soft tissue infection
SurgicalEmergency
SVCobstruction
Swyer-James-MacLeod syndrome
Symptoms of PRES
T2 MRI Contrast Agent
T2 Weighted MRI
T2FLAIRMismatch
Talc Pleurodesis
TB in young adults
TB lymph nodes
teratment
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TEVAR
The Discovery of X-Rays by Wilhelm Conrad Röntgen and Its Enduring Influence on Modern Medicine
theranostics
TherapyResponse
third ventricle cyst
thoracic radiology case study
ThoracicCT
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thrombocytopenic purpura
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thrombotic
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ThymicActivation
ThyroidCancer
TM
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traumatic brain injury CT
treatment
TTP after COVID-19
TTP case study
tuberculous cervical lymphadenitis
TumefactiveDemyelination
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Uncomplicated sigmoid diverticulitis with microperforation
Urachal duct cyst
Uterine leiomyoma
VaccineLymphadenopathy
Vascular Complications
vascular complications in pancreatitis
VenousThrombosis
Vomiting
voriconazole
Weight Loss
Werner Forssmann
Werner Forssmann and the Advent of Cardiac Catheterization
What Is a Contrast Agent and Why Is It Used?
What is PRES syndrome
white matter disease
Wilhelm Conrad Röntgen
xanthogranulomatous cholecystitis
xanthogranulomatous inflammation
Xe-129
Zinner syndrome
괴사성 근막염
괴저성 담낭염
뇌하수체 선종
무혈성괴사
시그모이드 결장낭염

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