58 results
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... Syncope #Syndromes #ECG ... #EKG #Checklist ... electrocardiogram #differential
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... osmolality > 300 mosm/kg ... solute intake (e.g ... Polydipsia #Polyuria #Differential ... Diagnosis #Algorithm #nephrology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI - Differential ... vasoconstriction (e.g ... disease or drugs e.g ... AIN) • Drugs (e.g ... #Diagnosis #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Osmolality > 300 mmol/kg ... Polyuria scheme) e.g ... Hypernatremia #Nephrology ... #Differential #
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
Checklist Approach ... arrhythmia: - EKG ... their validity (e.g ... incongruous with clinical ... context & EKG)
Algorithm showing a stepwise approach to the assessment and investigation of a possible neuropathy. CIDP, chronic
Charcot-Marie-Tooth; EMG ... #Diagnosis #Neurology ... Algorithm #Evaluation #Differential
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
• Infection (e.g ... Brain lesions (e.g ... Syndrome #diagnosis #neurology ... #differential
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Central cord lesion, e.g ... column lesion, e.g ... root lesions, e.g ... #Diagnosis #Neurology ... Neurology - https
Diagnostic Algorithm for the Patient with Seizure in the Emergency Department
Does the history suggest a seizure?
additional symptoms (eg ... speech abnormality, etc ... Seizure #management #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... symptoms and signs (e.g ... CNS infection (e.g ... #Headache #Differential ... Diagnosis #Algorithm #neurology