25 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... (e.g., fever, myalgia ... (e.g., meningitis ... Diagnosis #Algorithm #neurology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup ... ): Iatrogenic, Ingestion ... Diabetes insipidus (central ... Matthew Ho, MD PhD ... #Algorithm #nephrology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... point • De Winter syndrome ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
assessment - Vital signs ... - CBC with differential ... Relevant drug levels (e.g ... Acute/severe headache ... rigidity) Consider EEG
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Shift Work) Sleep ... • Obstructive/CentraI ... Disorders • Neurologic ... Disorders (Eg. ... • Medications (Eg
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... and 67% had headache ... Syndrome usually ... signs or symptoms ... Vertigo #Causes #differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... (e.g. haloperidol ... hyperthermia crisis (late sign ... #Hyperthermia #Differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... status • Headache ... bone marrow or stem ... Reversible course Differential ... • EEG: With persistent
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... at home or at work ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential