[ad_1] 50 year old man with Motor Neuron Disease presents with acute onset of thoracic back pain. Vitals : BP 230/130 PR 120/min Profuse sweating GCS 11 Describe and Interpret the following blood gas: pH 7.122                                      …

[ad_1] Below is the interpretation for Lab Case 1 45M, AMS room air pH 6.9 – severe acidaemia HCO3  4.0 BE  < -30              severe metabolic acidosis 1. compensation expected pCO2 = 1.5XHCO3 + 8 = 14 actual CO2 = 21 poorly compensated, additional resp acidosis 2. Anion Gap = 40…

[ad_1] This week’s case had  a 97yr old presenting with presyncope, and 2 ECG’s performed only 1 minute apart. Check out the interpretation here: This entry was posted in Uncategorized by John Larkin. Bookmark the permalink. About John Larkin John is a Specialist in Emergency Medicine with an interest in Medical Education and Web Based Educational Resources….

[ad_1] The last podcast on COPD led to some great discussion online about the use of oxygen in patients with COPD.  To address this, Drs. Tim Peck and Colby Redfield are back with a quick summary to clarify how to best use oxygen in patients with COPD.  There’s also another cameo by the one and…

[ad_1] The following lumbar spine x-rays are from a 30 year old female patient who has been experiencing severe low back pain for the past few days. There is no history of trauma or fever. She is a type I diabetic. What can you glean from the x-rays? click to enlarge click to enlarge [peekaboo_link…

[ad_1] This week’s case is from a 97yr old presenting with presyncope. I will endeavour to get some more clinical information today. I’ve included two ECG’s as they were performed only 1 minute apart. Check out the ECG’s here: ECG of the Week – 6th January 2014 This entry was posted in Advanced EM Cases,…

[ad_1] With the start of the New Year we are commencing a new section of regular cases: Lab Cases. In this section we’ll present clinical cases based on various lab results with special focus initially on blood gases. The following week on a Wednesday we’ll publish our interpretation. We hope you enjoy our new cases…

[ad_1] Here are a list of causes of acid-base disorders with some handy mnemonics to help remember them: 1. METABOLIC ACIDOSIS RAISED ANION GAP ketones – DKA, alcohol, starvation renal failure lactate toxins useful mnemonic – CATMUDPILES C – CN, CO A – alcohols – ethanol T – toluene M – methanol, metformin U –…

[ad_1] Here we provide a general systematic approach to interpretation of blood gases: Read stem carefully           1. pH  7.36-7.44 normal, compensated or mixed disorder <7.36 acidaemia >7.44 alkalaemia           2. Primary disorder a. HCO3  (normal 24 +/- 2) low – metabolic acidosis high – metabolic alkalosis b….

[ad_1] Describe and interpret this arterial blood gas: History: 45y male found in his garage. Brought in by ambulance with altered mental state.  His arterial blood gas on arrival (FiO2 = 0.21%): pH 6.90                                          …