16 results
Signs and Symptoms of Toxidromes

Sympathomimetic / GABAergic withdrawal 
Cholinergic 
Anticholinergic 
Opioid withdrawal 
Neuroleptic malignant syndrome 
Serotonin
Signs and Symptoms ... #Toxidromes #Comparison ... Sympathomimetics #Diagnosis ... #Toxicology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Photophobia and Headache ... - Differential Diagnosis ... - Autonomic symptoms ... subarachnoid hemorrhage (SAH ... #differential #diagnosis
Carbon Monoxide Poisoning

Symptoms are non-specific:
 - Headache 90%
 - Nausea/vomiting 50%
 - Vertigo 50%
 - Altered
Monoxide Poisoning Symptoms ... non-specific: - Headache ... Outdoors improves symptoms ... Monoxide #Poisoning #Toxicology ... #diagnosis #management
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... With Different Headache ... encephalitis, SAH ... #signs #symptoms ... #differential #diagnosis
Headache Syndromes 
Sudden onset of pain - "Thunder clap" with any decreased mentation, any positive focal
Headache Syndromes ... with stroke-like symptoms ... syndrome "Worst headache ... #Syndromes #diagnosis ... #symptoms
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
supplemental O2 - Key diagnostic ... feature (sat < ... FiO2 Severity of symptoms ... COPD, anemia) #Diagnosis ... #Toxicology #Methemoglobinemia
A toxidrome is a syndrome (set of symptoms) caused by specific medications or toxins.

There are 5
syndrome (set of symptoms ... antihistamines #Diagnosis ... #Toxicology #Toxidromes ... #Comparison #Table
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes of Headache ... with the same symptoms ... usual or customary headache ... redflags #signs #symptoms ... differential #emergency #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... angioedema Other symptoms ... - Headache, fever ... Cold #Urticaria #diagnosis ... #rheumatology #comparison
Remember the symptoms & signs of Nerve Agent Poisoning with this infographic! Sam Birks
@BirksMD
#Diagnosis #Toxicology #Organophosphate
Remember the symptoms ... Sam Birks @BirksMD ... #Diagnosis #Toxicology ... DUMBBELLS #Mnemonic #Symptoms