Pitfalls
Common mimics and traps that can lead to over-calling or missing pathology.
Spine
Degenerative and positional mimics.
Disc bulge vs pseudobulge
Modic change vs infection
Schmorl node vs metastasis
Tarlov cyst vs nerve sheath lesion
Motion artefact vs cord lesion
Abdomen
Common abdominal mimics.
Gallbladder sludge vs polyp
Focal fatty sparing vs lesion
Pseudolesion near falciform ligament
Prominent papilla vs stone
Bowel content vs mass
Chest
Thoracic mimics.
Thymus vs mediastinal mass
Atelectasis vs consolidation
Pericardial recess vs node
Motion artefact vs PE
Nipple shadow vs lung nodule
MSK
Bone and soft tissue pitfalls.
Nutrient canal vs fracture
Accessory ossicle vs avulsion
Red marrow vs infiltration
Vessel vs tendon tear
Magic angle artefact
Neck / Nodes
Node and neck-space traps.
Normal lymph node vs pathological
Reactive vs metastatic nodes
Thyroiditis pseudonodule
Branchial cleft cyst vs cystic node
Vessel loop vs mass
OB / Gyn
Pelvic mimics.
Corpus luteum vs ectopic
Hemorrhagic cyst vs endometrioma
Pedunculated fibroid vs adnexal mass
Nabothian cyst vs lesion
Bowel loop vs adnexal mass