FRCR Self Assessment Mock 2 Flashcards
Best Ix for popliteal entrapment syndrome
MRI
Oesophageal swallow findings in scleroderma
Aperistalsis of the lower oesophagus
Perihilar and peribronchovascular nodular opacities
a.k.a. flame shaped opacities,
Kaposi Sarcoma
Kaposi vs Lymphoma
Kaposi is gallium negative,
Lymphoma is gallium avid
Peripherally calcified thigh lesion on MRI
Myositis ossificans, confirm with X ray
Commonest location of congenital diaphragmatic hernia
Left posterolateral
Pyloric stenosis US criteria
Single layer thickness >3mm
Transverse diameter > 14mm
Canal length >15mm
Pyloric volume >1.5cc
Pituitary apoplexy enhancement
Peripheral
Acute form of sarcoid
Loefgren syndrome.
Fever, malaise, arthritis, lymphadenopathy, erythema nodosum
Inflammatory bowel vs pseudomembranous colitis
Pericolic fat stranding favours inflammatory bowel
ET tube in neonate correct position
1.5cm proximal to carina
Wilson’s disease MRI
High T2 in tegmentum, caudate nuclei, thalami and putamina.
Sparing of red nuclei and substancia nigra
Pagets disease typical distrivution
Skull, pelvis, spine, long bones
Radiolucent renal collecting filling defects, AVN of femoral head, splenic calcification
Sickle cell, papillary necrosis
Dense, subchondral sclerosis at the inferior aspects of the bilateral medial iliac bones.
Preserved SI joint space
Osteitis condensans ilii,
No further action needed
Tumour recurrence vs pseudoprogression
MR Spect: Increased choline, decreased NAA vs decreased choline
CT perfusion: Increased vs Reduced CBV
Thallium: Increased vs decreased uptake
Omental infarct vs epiploic appendagitis
Omental infarct more likely near ascending colon, epiploic appendagitis more in rectosigmoid and ileocaecal.
Omental infarct likely to be larger >3cm
Causes of decreased liver attenuation
Fatty infiltration,
Amyloidosis,
Venous congestion,
Steroid use
Haemarthrosis seen in
Scurvy
Interstitial lung disease most associated with sjogrens
NSIP
Hyperlucent lung with reduced lung markings and small hilum
Swyer James
Most predictive parameter for invasive adenocarcinoma vs adenocarcinoma in situ
Nodule mass
Congenital rubella vs CMV
Rubella associated with congenital cardiac abnormalities
Thin walled, dilated gallbladder. Vasculitis
Kawasaki disease
Truncus arteriosus CXR features
Enlarged heart, pulmonary plethora, left sided arch
NG tube in lower left thorax. Opacification obscuring left hemithorax. Trauma
Diaphragmatic hernia, stomach in left hemithorax
Meckel’s common location
Antimesenteric border of distal ileum
Sudden hypotension during common iliac angioplasty
?rupture. Reinflate balloon proximal to stenosis
Bihilar and mediastinal lymphadenopathy, nodular interseptal thickening
Lymphoma
Displacement of medulla and cerebellar vermis through foramen magnum
Chiari II