18 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... • Meningeal signs ... fever, myalgia), seizures ... infection (e.g., meningitis ... #Differential #
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... Toxic: Alcohol, Medication ... , Recreational drugs ... • Infectious: Meningitis
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
Generalized Seizures ... other sedative drugs ... and bacterial meningitis ... Classification #Diagnosis #Neurology ... #Signs #Symptoms
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... ETOH Infection - Meningitis ... ICP, Neoplasm, Seizure ... Infection - Meningitis ... #diagnosis #differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... photophobia • Meningitis ... meningeal irritation signs ... #differential # ... ophthalmology #Neurology
Altered Mental Status - Differential Diagnosis
 • Neurologic: Stroke, Cerebral hypoxia, Cerebral hemorrhage, Seizure, Trauma, TBI,
Mental Status - Differential ... Cerebral hemorrhage, Seizure ... Pneumonia, Sepsis, Meningitis ... Abscess • Toxic: Medications ... , Recreational drugs
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Secondary / Provoked Seizures ... - Differential ... Encephalitis • Meningitis ... Uremia • Alcohol/drug ... #Neurology #Differential
Differential Diagnosis: New-Onset Seizure in the Elderly

STRUCTURAL:
 • Stroke/TIA, Subdural hematoma, mass
 • Traumatic Brain Injury
Differential Diagnosis ... INFECTIOUS: • Meningitis ... withdrawal • Drug ... withdrawal • Medication ... Polypharmacy - Drug
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
- Differential ... Symptoms: • Headache ... : • Headache and ... Acute meningeal signs ... #diagnosis #neurology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
Infection (e.g., meningitis ... Neurologic (e.g., seizures ... N Neurological signs ... (seizure, confusion ... , focal signs)