3159 results
Causes of Primary Headaches - Differential Diagnosis Algorithm
Unilateral
 • Migraine (Throbbing/Pulsating)
Bilateral
 • Tension/Stress Headache (Tightening, Band-Like,
Causes of Primary ... for minutes to hours ... Separated by hours ... by minutes to hours ... Diagnosis #Algorithm #Causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
PROBLEM ~80% of AKI cases ... are caused by prerenal ... creatinine (in 12-24 hours ... CONSIDER INTRINSIC CAUSES ... for WBCs, RBCs, casts
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... (>I00 mL in 24 hours ... Diagnosis #Algorithm #Causes
Black and Bloody Stools - Melena and Hematochezia
Melena - Refers to passage of black, tarry (sticky
time of 7—14 hours ... result from other causes ... hemorrhage may also cause ... #Differential #Causes
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Abdominal Pain (<72 hours ... musculoskeletal causes ... genitourinary causes
Asthma
Asthma is a condition which affects the airways, when a person with asthma comes into contact
example pollen, house ... or cold air) it causes
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... intensity for hours ... usually lasting hours ... without an obvious cause ... Central #Vertigo #Causes
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
arrest where other causes ... chlorhexidine as cause ... as a possible cause ... sample at 1-2 hours ... and >24 hours.
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
distinguishing between causes ... lasting minutes to hours
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
mmol/L over 3-4 hours ... correction over 24 hours ... improving in 24 hours ... SIADH — look for cause ... hourly • Identify Cause