Swirl sign/ Black hole sign - Hyperacute on chronic hematoma
Name 4 causes of conductive hearing loss seen in the middle ear
Middle ear tumors: Cholesteotoma (acquired, congenital)
Ossiclar chain disruption
Otomastoiditis
Eustachian tube dysfunction
Congential ossicular fixation
Most common site of traumatic thoracic aortic injury?
Aortic Isthmus
Chromosomal abnormality associated with increased incidence of Germ cell tumors
Kleinfelter's XXY
higher risk of developing germ cell tumors, particularly in the mediastinum.
Name 2 disorders associated with this
CCPD
Describe the sign and diagnosis
Triple sign On T2 - synovial sarcoma -hyperintense, intermediate and hypo intense component: necrotic/cystic, soft tissue and calcs
Diagnosis
Marchiafava-Bignami disease
Name 3 causative organisms that are associated with Empyema necessitans
Mycobacterium TB
Actinomyces
Blasto
Mucor
Aspergillus
Nocardia
Type of renal malignancy associated with this:
VHL
Clear Cell RCC
Other assocs: Renal AMLs, pancreatic NET, Serous Cystadenoma, CNS hemangioblastomas, choroid plexus papilloma, Retinal hemangioblastomas, Endolymphatic sac tumors
Dx and syndrome association
Serous cystadenoma
VHL
Describe this sign and most likely diagnosis
Hummingbird sign - significant atrophy of the midbrain
Progressive Supranuclear palsy
Location of lesions affecting this region is believed to be specific/characteristic for MS
Callososeptal interface
Diagnosis in immunocompromised? Which Nucs study is Negative and which is Positive?
Kaposis
Thallium +
Gallium -
Wegner's (Granulomatosis with polyangiitis)
- Subglottic involvement
- cavitary nodules
- Necrotizing glomerulonephritis
- CNS vasculitis
Dx in patient with hx of psych condition
Lithium tox:
nephrogenic diabetes insipidus
Chronic nephropathy, cysts
Sign and Dx
ATOLL sign - central GG w/ surrounding consolidation
Multiple ddx:
Mucormycosis
Invasive aspergillosis
COP
Dx
Lyme dx
CNS: peripheral neuropathy, radiculoneuropathy, myelopathy, encephalitis, meningitis, facial nerve palsy
Dx
Anomalous left coronary artery from the pulmonary artery (ALCAPA)
AKA - Bland-White-Garland syndrome (BWG)
Birt-Hogg-Dubé syndrome
Skin Lesions
Bizzare, lenticular lung cysts
Renal Cancer (chromophobe)
Does one need to stop breastfeeding after Ga67 scan? And if yes, for how long?
3-4 weeks
Sign and Dx
Tram track Sign
Sturge Weber
Describe findings, diagnosis and the name associated sign:
Chasing the dragon
Heroin-induced leukoencephalopathy
widespread symmetric white matter signal change involving both supra- and infratentorial compartment: Posterior limb of internal capsule extending along coritcospinal tracts, Cerebellar wm
- Spares anterior limb of IC
Associated clinical symptom and syndrome associated with this mass
Solitary fibrous tumor of the pleura
Hypoglycemia due to insulin-like growth factor 2 production
Doege Potter syndrome
Dx, associated syndrome and most common associated malignancy
Lhermitte-Duclos disease (dysplastic cerebellar gangliocytoma)
Cowden'sBreast Cancer
Name 3 anomalies associated with unilateral renal agenesis.
Pancake adrenal
Unicornuate uterus
Gartner duct cyst
Ipsi absence of epididymis and vas deferens. Ipsi seminal vesicle cyst
compensatory hypertrophy of the contralateral kidney