Items tagged “approach”
19 results found
Article
Pituitary MRI (an approach)
A systematic approach to the pituitary region is crucial as small lesions can have a profound impact on the patient, and can be subtle even on high-quality dedicated MRI imaging. Successful assessment of the pituitary region relies not only on a clear understanding of the local anatomy but also ...
Article
Intradural spinal mass lesions (an approach)
Intradural spinal mass lesions are relatively uncommon, compared to intracranial or extradural masses, and can be challenging to diagnose. Additionally, the need for a pre-operative/non-operative diagnosis is in many ways greater as biopsy of lesions within the cord has the potential of devastat...
Article
Intraventricular masses (an approach)
The ventricular system of the brain plays host to a variety of unique tumors, as well as tumors that are more frequently seen elsewhere (e.g. meningiomas). Besides, some intra-axial (parenchymal) masses can be mostly exophytic and thus appear mostly intraventricular. A systematic approach taking...
Case
Breast lesion referred for biopsy
Published
27 Jan 2013
58% complete
Ultrasound
Case
Invasive ductal carcinoma - importance of MLO view
Published
29 Mar 2013
85% complete
Annotated image
Mammography
Ultrasound
Article
Pancreatic ultrasound
Pancreatic ultrasound can be used to assess for pancreatic malignancy, pancreatitis and its complications, as well as for other pancreatic pathology.
Preparation
Fast the patient to reduce interference from overlying bowel gas, which may otherwise make visualization difficult.
Scanning techni...
Article
Coin lesion (lung)
A coin lesion refers to a round or oval, well-circumscribed solitary pulmonary lesion. It is usually 1-5 cm in diameter and calcification may or may not be present 1,3. Typically but not always the patient is asymptomatic 1.
Differential diagnosis
The differential diagnosis for such lesions i...
Article
Chest x-ray review: airway
Chest x-ray review is a key competency for medical students, junior doctors and other allied health professionals. Using A, B, C, D, E is a helpful and systematic method for chest x-ray review where A refers to the assessment of the airways.
Summary
introduction
airway assessment often overlo...
Article
Chest x-ray review: disability
Chest x-ray review is a key competency for medical students, junior doctors and other allied health professionals. Using A, B, C, D, E is a helpful and systematic method for chest x-ray review where D refers to disability and specifically fractures and dislocations.
Summary
introduction
there...
Article
Chest x-ray: initial review (summary)
This is a basic article for medical students and other non-radiologists
Chest x-ray review is a key competency for medical students, junior doctors and other allied health professionals. The A, B, C, D, E method is helpful for approaching a chest x-ray in a systematic manner. However, before ju...
Article
Female pelvic ultrasound
Pelvic ultrasound is usually the initial modality for imaging gynecologic pathology, including acute pelvic pain and chronic pelvic pain. The exam normally involves two components: a transabdominal (TA) evaluation and a transvaginal (TV) / endovaginal (EV) evaluation.
Normal ultrasound anatomy
...
Article
Evacuation proctography
Evacuation proctography (defecography) is a fluoroscopic technique to evaluate pelvic floor prolapse. The technique traditionally involves fluoroscopy and barium, but an analogous MRI technique has also been developed (see: MR defecating proctography).
Indications
incomplete or obstructed d...
Case
Dorsal brainstem syndrome
Published
25 Jan 2017
77% complete
MRI
Article
Transrectal ultrasound
Transrectal ultrasound (TRUS) is a technique that is used most commonly to evaluate
the prostate gland, including ultrasound-guided prostate biopsies
depth of invasion of colon/rectal cancer (for staging purposes)
It can also be used for guidance in placing a transrectal drain, or in r...
Article
Abdominal x-ray review: ABDO X
Abdominal x-ray review is a key competency for medical students, junior doctors and other allied health professionals. Using ABDO X is a helpful and systematic method for abdominal x-ray review:
A: air - where it should and should not be
B: bowel - position, size and wall thickness
D: dense s...
Article
Code stroke CT (an approach)
A code stroke CT can be daunting to interpret as not only does it involve many sequences but it also includes CT perfusion with which many radiologists and clinicians alike are relatively unfamiliar. If that wasn’t challenging enough, there is usually the added pressure to make the diagnosis rap...
Article
Parathyroid 4D CT
Parathyroid four-dimensional (4D) CT refers to multiphase computed tomography of the neck used to localize abnormal parathyroid glands (i.e. involved with adenoma, hyperplasia, or, rarely, carcinoma). The "4D" indicates that imaging is performed in multiple phases of contrast, with time being th...
Case
Lisfranc injury - an approach
Published
23 Feb 2022
47% complete
Diagram
Article
Clitoral ultrasound
Clitoral ultrasound is a modality for imaging clitoral pathology, which can be the etiology of female sexual dysfunction. It can also be performed before and after gynecologic surgery to assess clitoral anatomy and blood flow. The exam involves a transperineal component.
Normal ultrasound anato...