Orbit Diseases

Which clinical feature best differentiates orbital cellulitis from preseptal cellulitis?

First-line imaging for suspected orbital cellulitis with possible abscess?

In an adult with acute painful ophthalmoplegia, fever, and cavernous sinus thrombosis suspicion, the most appropriate antibiotics are:

A child with acute proptosis, lid edema, fever, and restricted EOMs after ethmoiditis. Next best step?

Which sign warrants emergent lateral canthotomy/cantholysis in orbital compartment syndrome?

Typical CT finding of a blow-out fracture of the orbital floor?

Diplopia in upgaze and positive forced-duction test after floor fracture suggests:

“White-eye” trapdoor fracture in a child presents with:

Best initial management of suspected carotid–cavernous fistula with pulsatile proptosis and corkscrew episcleral vessels?

Thyroid eye disease (TED) most specific early sign?

Which EOM is most commonly involved first in TED?

Imaging hallmark of TED on CT/MRI?

Sight-threatening TED with corneal exposure/optic neuropathy—first-line acute therapy?

Idiopathic orbital inflammation (IOI) typically presents as:

Orbital myositis vs TED: which clue favors myositis?

Cavernous venous malformation (cavernous hemangioma) classically shows:

Lymphangioma in children is characterized by:

IgG4-related ophthalmic disease most commonly affects:

Sarcoidosis in the orbit most often presents with:

Early clinical marker of orbital apex syndrome?

Mucormycosis should be suspected in a diabetic with:

Best imaging to detect wooden intraorbital foreign body?

Which finding suggests lacrimal gland malignancy over pleomorphic adenoma?

Tolosa–Hunt syndrome definition includes:

Management of traumatic retrobulbar hemorrhage with vision drop in the ER?

In orbital cellulitis, which clinical change indicates need for surgical drainage?

Most common metastatic tumors to the orbit in adults?

“S”-shaped upper lid with lateral mass is typical of:

In thyroid eye disease, smoking:

Orbital floor fracture causing infraorbital nerve hypoesthesia involves which foramen/canal?

Key feature differentiating optic perineuritis from demyelinating optic neuritis on MRI?

Orbital cellulitis most commonly spreads from which sinus in children?

In suspected fungal orbital cellulitis, initial antifungal of choice?

A patient with new-onset painful proptosis, elevated IOP, chemosis, and arterialized conjunctival vessels. Most likely diagnosis?

Best long-term therapy to reduce relapse in steroid-dependent IOI?

Which orbital tumor commonly presents with compressive optic neuropathy from an intraconal mass in adults?

Orbital apex syndrome involves which anatomic structures?

Which laboratory test supports diagnosis in suspected IgG4-related orbital disease?

In active moderate-to-severe TED without DON, an effective medical option improving proptosis and inflammation is:

Patient with painless progressive proptosis, conjunctival “salmon patch,” and restricted motility. Most likely diagnosis?

Intermittent unilateral proptosis that worsens with bending or Valsalva is most characteristic of which lesion?

Which clinical feature best differentiates superior orbital fissure syndrome (SOFS) from orbital apex syndrome?

In a child with a subperiosteal orbital abscess, which finding most strongly favors early surgical drainage?

A firm, non-tender superotemporal orbital mass in a child with inferonasal globe displacement and bony remodeling on CT is most consistent with:

After an orbital floor fracture, which scenario is the clearest indication for operative repair?

Which MRI/CT finding supports the diagnosis of cavernous sinus thrombosis (CST) in orbital infection?

In thyroid eye disease, when is elective strabismus surgery generally appropriate?

A middle-aged woman with progressive optic neuropathy from optic nerve sheath meningioma but no prior treatment. Best vision-sparing therapy?

Best imaging strategy to confirm an orbital venous varix when routine scans are equivocal?

Which statement about traumatic optic neuropathy (TON) management is most accurate?