Heart Sound Abnormalities
S1 Loud MV or TV open long -> shuts forcefully MS increased HR short AV conduction Soft first degree HB LBBB MR Splitting RBBB S2 Loud HT AS PHT Soft AS AR Splitting increased normal splitting (wider on inspiration): RBBB,…
Category Medical Specialty
Necrotising fasciitis
Reviewed and revised 12 July 2015 OVERVIEW CLASSIFICATION From Misiakos et al, 2014: Classification of responsible pathogens according to type of infection. Fournier gangrene is typically polymicrobial infection with aerobes and anaerobes, such as coliforms, klebsiella, streptococci, staphylococci, clostridia, bacteroids, and corynbacteria CAUSTIVE…
Nocardia
OVERVIEW gram positive bacilli that form weakly acid-fast beaded branching filaments found worldwide in soil and some form part of healthy oral flora usually transmitted by inhalation or traumatic inoculation disease of the immunocompromised – esp T-cell mediated immunity (AIDS,…
Alcoholic Ketoacidosis
Alcoholic Ketoacidosis: rare; small proportion of chronic ethanol abusers; relatively benign if patients given IV dextrose and fluids; unclear aetiology
Adrenal insufficiency
Adrenal insufficiency: primary, secondary and tertiary + acute/chronic
Brain Dead?
A baffling case of apparent brain death... Can you work out what has happened? A 35-year old female with a history of multiple sclerosis and depression is found collapsed at home. She is known to have access to quetiapine.
Abdominal Compartment Syndrome
Abdominal Compartment Syndrome and Intra-abdominal Hypertension
A Fumbling, Mumbling Mess!
A 41-year old man is brought to ED after becoming drowsy while in police custody. He states that he has taken an overdose of diazepam tablets prior to being arrested. A puzzling case of drug-induced delirium. Can you solve the mystery?
Paracetamol-Induced Hepatotoxicity
A case of paracetamol-induced hepatotoxicity with a discussion of the Schiodt scoring system for predicting paracetamol-induced liver failure.
No Radial Pulse
Your patient's finger tips have turned blue, and the paramedics are unable palpate a radial pulse.... "Is he in cardiogenic shock?" could this be Raynaud's phenomenon
Spinal cord infarction
Spinal cord infarction is necrosis of a portion of the spinal cord as a result of an interruption of the blood supply to the spine
Propanolol Overdose
aka Toxicology Conundrum 044 A 27-year old female weighing 60kg presents to ED approximately one hour after swallowing 70 x 40mg propranolol tablets (= 2.8 grams) with suicidal intent. At the time of assessment she is drowsy (GCS 13) with…