1. By: Nour-Eldin A Nour-Eldin

2. Female Patient, 35 years, recurrent attacks of Headache. Non Contrast CT DD: 1.Oligodendroglioma 2.Tuberculoma 3.Cavernoma 4.Old Haematoma Calcified Cavernoma

3. axial T2-WCoronal post contrast T1-W Male Patient, 42 years, recurrent attacks of Headache, Projectile vomiting, Bluring of Vision Glioblastoma Multiformis

4. Axial PDT2-weighted Axial PD 38 y Female presenting with, tremors, seizures and ataxia Multiple Sclerosis

5. 42-year-old male with lump in tongue base Axial T1-weighted Sagittal T1-weighted post-Gd MRI Lingual Thyroid Gland

6. Lingual thyroid gland Definition Ectopic thyroid tissue in tongue. Imaging Features Hyperdense mass compared to muscle; post-contrast enhancement T1-weighted and T2-weighted MRI: iso- or hyperintense to muscle T1-weighted post-Gd MRI: homogeneous contrast enhancement

7. Non Contrast CT T2-weighted T2*-weighted imageT1 Post Contrast 24y old male, Attaxia, Facial Palsy Giant brain-stem AVM

8. 32 y old Female, Visual Field Loss (Hemianopia) Contrast CT T1 WI T2 WI Capilary Haemangioma

9. 7 y male patient, with convulsions, headache and vomiting Choroid plexus papillomas

10. 42-year-old woman presenting with two episodes of seizures Right Temporal AVM

11. Thank you