49 results
Stroke Blood Vessel Localization and corresponding territories on MRI

by Jeremy Heit, MD, PhD @JeremyHeitMDPHD

#Stroke #CVA #Localization
MRI by Jeremy Heit ... Territories #MRI #Radiology ... #Arteries #Neurology
Diagnosing Brucellosis
Epidemiological Exposures
- Endemic Regions
- Clinical Micro Lab Technicians
- Animal/Vaccine Exposure: Vets, Slaughterhouse workers, hunters
- Unpasteurized
Undulating), Malaise, Night ... Sweats, Weight ... Neurological, Ocular ... Transaminitis - Radiology ... , Convalescent Serology
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
Dark - Fat is Bright ... MRI #comparison #neurology ... #radiology #brain
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Fever, fatigue, weight ... exertion • Neurologic ... : Subcutaneous nodules
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
nodosa: - Skin nodules ... - pulmonary nodules ... Ulceration GI tract - Ocular ... osteosclerosis) - Right ... Differential #Diagnosis #Cardiology
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
T2: - CSF is Bright ... Comparison #clinical #radiology ... #diagnosis #neurology
Size
A solitary pulmonary nodule (SPN) is defined as a single intraparenchymal lesion less than 3 cm
solitary pulmonary nodule ... in a cohort at high ... detection rate is high ... the over 2000 nodules ... #EBM #Radiology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
GIobi Pallidi T2 High ... Globi Pallidi T1 High ... Selective Putamina T2 High ... Differential #Diagnosis #Radiology ... #Neurology
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
centrilobular nodules ... RHS and small nodules ... RHS and small nodules ... bilateral hilar and right ... Diagnosis #Pulmonary #Radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Low Attenuation Nodular ... Bronchopneumonia High ... Sophia_Hayes_MD #High ... Diagnosis #pulmonary #radiology