Hoe Han Guan ◉

MB BCH BAO (TRINITY COLLEGE DUBLIN), Dr Rad(UKM)

Dr Hoe Han Guan is currently a general radiologist working in Malaysia. He studied his undergraduate medicine in Trinity College Dublin, Republic of Ireland and undertook his radiology training at Hospital Canselor Tuanku Muhriz , Universiti Kebangsaan Malaysia. He has keen interest on sharing the radiological knowledge as well as consolidating own learning by teaching others. He has special interest on neuroradiology, especially in the field of Head and Neck.

Disclosures:

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Hoe Han Guan ◉

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Congenital aural atresia

Congenital aural atresia

Submandibular abscess (odontogenic origin)

Lingual thyroglossal duct cyst

Pituitary apoplexy

Klebsiella pneumoniae necrotizing fasciitis - post intramuscular injection

Brain arteriovenous malformation

Pneumoperitoneum - iatrogenic from colonoscopy

Nutcracker syndrome with pelvic congestion syndrome

CNS cryptococcosis

Bilateral cavernous segments internal carotid artery aneurysms

Bilateral dentigerous cysts

Perforated posterior peptic ulcer disease with lesser sac collection

Pleural empyema with trapped lung

Loculated tension hydropneumothorax

Persistent descending mesocolon

Arterial occlusive small bowel mesenteric ischemia

Supraglottitis

Bicornuate uterus with renal agenesis

Hepatic pseudolesion secondary to superior vena cava stenosis

Pelvic kidney with obstructing ureteric calculus

Spontaneous rupture of liver tumor

Emphysematous osteomyelitis

Hirschsprung disease

Retained needle fragment within subcutaneous facial dermal filler injection

Christmas tree bladder

Acute pulmonary graft versus host disease and typhlitis

Pseudotumor deltoideus

Pontine hemorrhage with hypertensive microangiopathy and persistent trigeminal artery

Anterior communicating artery aneurysm

Warthin tumors (bilateral)

Necrotizing fasciitis of the neck with mediastinitis

Diffuse midline glioma

Limbal dermoid

Tuberculous spondylitis

Stercoral collitis

Pulmonary sequestration (extralobar)

Coalescent otomastoiditis with subperiosteal abscess

Medication-related osteonecrosis of the jaw

Occipital encephalocele

Desmoid fibromatosis of left shoulder and upper chest wall

Aortic dissection with cardiac tamponade

Pulmonary tuberculosis

Temporomandibular joints anterior disc displacement with reduction

Vestibular schwannoma

Closed loop small bowel obstruction

Squamous cell carcinoma of the external auditory canal

Trigeminal neuralgia due to vascular compression

Perforated acute appendicitis with small bowel obstruction

Pituitary macroadenoma

Idiopathic orbital inflammation

Mesenteric ischemia

Cerebellar metastasis

Rheumatoid arthritis - knee joints

Cervical spondylosis

Situs ambiguus - left isomerism

Necrotizing pneumonia (Klebsiella pneumoniae)

Idiopathic intracranial hypertension

Bleeding butterfly glioma

Central cord syndrome

Hypoxic-ischemic brain injury

Orbital cellulitis with parotiditis

Rupture hemorrhagic ovarian cyst

Pediatric meningitis with cerebritis

Perforated incarcerated incisional hernia

Ascending aortic aneurysm and Stanford A aortic dissection

Vascular dementia

Dandy Walker malformation

Cerebral toxoplasmosis

Cerebral venous hemorrhagic infarction

Extradural spinal arachnoid cyst

Acute total occlusion of abdominal aorta

Lumbar disc extrusion/sequestration

Traumatic duodenal bowel injury and seatbelt injury

Sigmoid volvulus

Superior mesenteric artery syndrome

Terminal ileal lymphoma

Multiple sclerosis and left optic neuritis

Disclosures: