An introduction to the interpretation of chest X-rays, covering the basic principles of using X-rays in medical imaging, as well as the conventional X-ray views (i.e. PA, lateral, and AP).
Views: 259746 Strong Medicine
An overview of a 20 video course on understanding the arterial blood gas (ABG), followed by a brief introduction to the topic. Use of the VA and Stanford name/logos is only to indicate my academic affiliation, and neither implies endorsement nor ownership of the included material.
Views: 106856 Strong Medicine
A description of a systematic method for examining a chest X-ray, and a review of the relevant thoracic anatomy.
Views: 596625 Strong Medicine
A discussion of surface tension, with emphasis on the role surfactant has in reducing surface tension within the lungs, and the consequence this has for respiratory mechanics.
Views: 150715 Strong Medicine
An overview of the components of a UA, along with discussion of urine color and turbidity.
Views: 158751 Strong Medicine
A lecture on the identification and significance of EKG / ECG waveforms, segments, and intervals. Viewing in 1080p recommended.
Views: 251378 Strong Medicine
A lecture on intraventricular conduction delays, including bundle branch blocks (complete and incomplete), fascicular blocks, and non-specific intraventricular conduction delay. Major etiologies of these diagnoses are reviewed as well. I highly recommend watching it in full screen mode in 1080p.
Views: 192786 Strong Medicine
A review of the EKG findings in MIs, including their morphological classification, a determination of their age, and localization to region of the heart and likely culprit vessel.
Views: 107537 Strong Medicine
A lecture on how to use peak pressure and plateau pressure to monitor for changes in airway resistance and lung compliance.
Views: 66603 Strong Medicine
An introduction to the interpretation of pulmonary function tests. Covered in this first lesson are indications for PFTs, types of PFTs, and an overview of the subdivisions of lung volume.
Views: 295500 Strong Medicine
A description of how to apply Ohm's Law from E&M to understand hemodynamics, specifically the relationship between blood pressure, cardiac output, and systemic vascular resistance. I also briefly cover the different forms of shock.
Views: 21458 Strong Medicine
A review of cardiomegaly, left atrial and right ventricular enlargement, mediastinal masses, and hilar enlargement. Video includes the following images (among others): Left atrial enlargement, downloaded from Radiopaedia.org, originally posted by Alexandra Stanislavsky. Pericardial effusion, downloaded from Radiopaedia.org, originally posted by Frank Gaillard. Multinodular goiter, downloaded from Radiopaedia.org, originally posted by Hani Salam. Sarcoidosis, downloaded from Radiopaedia.org, originally posted by Christoph Berlinger. Schwannoma, downloaded from Radiopaedia.org, originally posted by Hani Salam. Sources for other images may include Wikimedia Commons, radiologypics.com, and Jose Caceres' wonderful radiology blog: Caceres Corner (http://blog.myesr.org/category/caceres-corner/)
Views: 168934 Strong Medicine
A lecture on the recognition, pathogenesis, and management of diabetic ketoacidosis and the hyperosmolar hyperglycemic state. Use of the VA and Stanford name/logos is only to indicate my academic affiliation, and neither implies endorsement nor ownership of the included material.
Views: 133989 Strong Medicine
A lecture on the indications and physiology of non-invasive positive pressure ventilation (i.e. CPAP and BiPAP), along with a very brief review of supportive scientific literature. Use of the VA and Stanford name/logos is only to indicate my academic affiliation, and neither implies endorsement nor ownership of the included material.
Views: 145923 Strong Medicine
An overview of the mechanism, indications, and side effects of calcium channel blockers.
Views: 10824 Strong Medicine
A lecture on the exchange of carbon dioxide and oxygen in the lungs, including discussion of the alveolar ventilation equation, alveolar gas equation, and the alveolar-arterial gradient.
Views: 47820 Strong Medicine
A description of the 3 major mechanisms of tachyarrhythmias: increased automaticity, reentry, and triggered activity.
Views: 74144 Strong Medicine
A summary of how a medical trainee should approach EKG / ECG interpretation, including rhythm assessment, evaluation of the QRS axis and morphology, and ST-T abnormalities
Views: 277592 Strong Medicine
A simplified derivation and explanation of the continuity equation, along with 2 examples.
Views: 138059 Strong Medicine
An overview of how to approach calls regarding elevated blood pressure while cross-covering on inpatient medicine. The distinction between hypertensive emergency and urgency is covered, as well as some of the differences between various anti-hypertensives appropriate when treating acute hypertension.
Views: 48707 Strong Medicine
A summary of the inpatient management of diabetes. Topics include the sliding scale, basal bolus regimens, adjusting insulin when NPO, adjusting insulin for persistent hyperglycemia, and the consistent carb diet. Information here is provided for educational purposes only, and is not intended to substitute for the opinion of an experienced and licensed health care professional. This work is made available under the terms of the Creative Commons, Attribution-NonCommerical-NoDerivs 3.0 Unported License. It may be reproduced and distributed provided that accurate attribution remains, the work is not altered in any way, and it is not used for commercial purposes. For details, please refer to: creativecommons.org/licenses/by-nc-nd/3.0/deed.en_US.
Views: 50271 Strong Medicine
A lecture on lung protective ventilation, including a discussion of the various forms of ventilator-associated lung injury, as well as permissive hypercapnia and open lung ventilation.
Views: 39120 Strong Medicine
An overview of one of the more common complications of cirrhosis, including its pathophysiology (and relationship to ammonia), risk factors, clinical presentation (including asterixis), diagnosis, and treatment. EDIT: I know the closing refers to 2 as-of-yet not uploaded videos (hepatorenal syndrome, upper GI bleeds in cirrhosis) - they will be posted within the next 2 weeks.
Views: 10596 Strong Medicine
Part 1 of a 2 part video on normal hemostasis, focusing on the role of the endothelium and platelets.
Views: 77664 Strong Medicine
A description of the competing roles of insulin and glycogen, including their effects on glucose homeostasis, and other metabolic hormones (e.g. GLP1, GIP, cortisol, growth hormone, etc...). Pancreatic histology and insulin synthesis are also briefly discussed.
Views: 69433 Strong Medicine
A summary of the first 4 videos in this series on PFT interpretation, as well as 5 practice cases which integrate PFTs with a clinical vignette and chest X-ray.
Views: 92958 Strong Medicine
A discussion of FEV1, FVC, FEV1/FVC ratio, and the flow volume loop, including how these are used in the diagnosis of various lung diseases, with a particular focus on the distinction between obstructive and restrictive lung disease. A summary of flow volume loop patterns in upper airway obstruction is covered as well.
Views: 358650 Strong Medicine
The methods of measuring lung volumes (e.g. helium dilution, nitrogen washout, body plethysmography), and a discussion of how the total lung capacity affects PFT interpretation, particularly the diagnosis of restrictive lung disease.
Views: 154396 Strong Medicine
A discussion of how to assess the technical quality of a chest x-ray, including assessment of rotation, adequacy of inspiration, and adequacy of exposure/penetration. The consequences for interpretation that each technical liability can lead to is also covered. Sources for images include Wikimedia Commons and radiologypics.com.
Views: 210744 Strong Medicine
An approach to the differential diagnosis of tachyarrhythmias based upon EKG characteristics.
Views: 51505 Strong Medicine
An introduction to antiarrhythmics, including a description of the Singh-Vaughan Williams classification system, and a review of the cardiac action potential. For more discussion about action potential, check out this excellent video from Bozeman Science (https://www.youtube.com/watch?v=HYLyhXRp298)
Views: 25931 Strong Medicine