Imaging of the Cervical Spine - Page 2 - Medscape
2000年3月1日 · Articulation between the anterior surfaces of C1-C2 and the anterior atlantodental interval should not exceed 3 mm. Greater distances suggest acute transverse ligament injury. [ 3 ] (Enlarge Image)
Back Pain: The Latest in Diagnosis and Management - Medscape
The x-rays above show an enlarged interval (6 mm) between the posterior aspect of the anterior arch of C1 and the anterior aspect of the odontoid process (the anterior atlantodental interval ...
ECG Challenge: Irregular Pulse in a Hypertensive Patient - Medscape
2024年9月27日 · The rhythm is regular at a rate of 75 beats/min. A P wave occurs before each QRS complex (+) with a stable PR interval (0.20 sec). The P waves are positive in leads I, II, aVF, and V4-V6. This is ...
Alcohol: How Much Is Too Much? - Medscape
2024年12月10日 · A 40-year-old woman presents for a wellness visit. She says that she feels well but admits to high levels of stress and occasional fatigue. She works about 60 hours per week as an executive in a ...
Dec 20, 2024 This Week in Cardiology Podcast - Medscape
2024年12月20日 · Hazard ratio (HR) 0.73; confidence interval (CI) 0.54 to 0.99, and P-value 0.045. Notable was that 7 patients assigned to the intervention group experienced pericarditis or pericardial effusion ...
Support for Omitting SLNB in Some Early Breast Cancers - Medscape
2024年12月13日 · Results of the INSEMA trial indicated that it’s safe to omit axillary sentinel lymph node biopsy in patients with clinically node-negative, low-risk early invasive breast cancer.
ECG Challenge: Feeling Lightheaded After Methadone Overdose
2024年10月18日 · The QT interval of this supraventricular complex is very long (0.52 sec) because of a broad T wave (↔). This signifies prolonged repolarization; the associated polymorphic ventricular ...
Adjusting Thyroid Ranges for Age Cuts Hypothyroidism Rates
2024年11月18日 · The reference ranges of thyroid-stimulating hormone (TSH) and free thyroxine (FT4), known to vary in children compared with adults, also shift considerably in older age, to the degree that the use ...
Common Gut Infection Tied to Alzheimer’s Disease - Medscape
2024年12月24日 · They carefully selected these samples to ensure matching for critical factors such as postmortem interval, age, and sex, as well as other relevant covariates, said the authors.
Dec 06, 2024 This Week in Cardiology Podcast - Medscape
2024年12月6日 · Sacubitril/valsartan significantly reduced the risk of ACH compared with RAS inhibition (hazard ratio [HR], 0.92; 95% confidence interval [CI], 0.88 to 0.97; P = .002). Noticed that they had to ...