Surgery IV Flashcards
What head and neck infection is characterized by trismus, muffled voice, and deviation of the uvula on physical exam?
Peritonsillar abscess (quinsy)
other symptoms include fever, pharyngeal pain, and earache
What hip movement (flexion or extension) worsens the pain associated with a hip septic arthritis?
Hip flexion
What hip movement (flexion or extension) worsens the pain associated with a psoas abscess?
Hip extension
i.e. the psoas sign
What imaging modality can confirm the diagnosis of diaphragmatic rupture in patients with suggestive X-ray findings?
CT scan (chest, abdomen)
What imaging modality is best for confirming a meniscal tear?
MRI
What imaging modality is preferred for diagnosis of acute mesenteric ischemia?
CT angiography
What imaging modality is typically used to diagnose acute cholecystitis?
Ultrasound
CT scan also be used but is less sensitive; HIDA scan is useful when US findings are indeterminate
What imaging modality is used for diagnosis of a psoas abscess?
CT scan of abdomen/pelvis
What imaging modality is used for the definitive diagnosis of syringomyelia?
MRI
What imaging modality is used to confirm a diagnosis of duodenal hematoma?
Abdominal CT
What imaging modality is used to confirm a rotator cuff tear?
MRI
What imaging modality is used to determine the need for urgent surgical intervention in patients with ischemic colitis (e.g. extensive bowel damage, perforation)?
CT scan
What imaging modality is used to diagnose urethral injury?
Retrograde urethrogram
What imaging modality is useful for hemodynamically stable patients with blunt abdominal trauma and a positive FAST exam?
CT scan of the abdomen
helps distinguish blood from urine or ascites and can help quantify the amount of intraperitoneal blood
What imaging modality should be used to confirm placement of a central venous catheter tip?
Chest X-ray
this step may be omitted in the setting of an uncomplicated ultrasound-guided CVC placement
What imaging modality should be used to evaluate a suspected urethral injury (e.g. patient with a penile fracture)?
Retrograde urethrogram
symptoms may include blood at the meatus, dysuria, urinary retention
What imaging test can confirm the diagnosis of ischemic colitis after a CT scan has been obtained?
Colonoscopy
What initial imaging modality is used to diagnose GI perforation?
Upright X-ray of chest and abdomen