Penny Chapter 14 Review Questions

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Which of the following at the site of a foreign body may produce bright echoes and cause some ambiguity about the correct orientation of the object?

Air

Superficial lipomas may appear as all of the following except -Hypoechoic to the surrounding tissue -Isoechoic to the surrounding tissue -Hyperechoic to the surrounding tissue -Anechoic to the surrounding tissue

Anechoic to the surrounding tissue

Clinical findings of tendonitis include all of the following except -Itching in the area of the tendon -Pain -Edema -Warm

Itching in the area of the tendon

Fluid within the synovial sheath is indicative of

Tendosynovitis

All of the following are keys to identifying foreign bodies with sonography except -Most foreign bodies appear hypoechoic -A linear array transducer should be used -Most foreign bodies are better visualized using a standoff pad -Comet tail may be seen posterior to metallic objects

Most foreign bodies appear hypoechoic

Acoustic shadowing caused by bending of a sound beam at the edge of a curved reflector is

Refractive shadowing

A standoff pad is most useful in imaging

Superficial structures

All of the following are true of ganglion cysts except -A ganglion cyst is a common mass found along the anterior aspect of the hand and wrist between the carpals -Ganglion cysts typically appear as an incompressible anechoic mass with acoustic enhancement -May be hard to the touch and painful -Often treated with corticosteriods

A ganglion cyst is a common mass found along the anterior aspect of the hand and wrist between the carpals

Bullets, shrapnel and other metallic objects may cause

Comet tail artifact

Tendons appear as

Echogenic, fibrous structures connecting muscles to bone

A partial tear in a tendon typically appears as

Focal hypoechoic area within the tendon

What transducer would be best to assess for a splinter in a hand?

High frequency linear array

Clinical findings of a baker cyst may mimic those of

DVT

A complicated baker cyst may contain a thin flap of tissue called

Pannus


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