15 results
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Primary and Secondary ... Flags and Differential ... - Subarachnoid Hemorrhage ... Hypoglycemia Anatomy - Acute ... #causes #primary
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Miosis Secondary ... meningeal irritation signs ... : - Acute angle-closure ... glaucoma - Ocular ... ophthalmology #Neurology
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... Diagnosis Algorithm Acute ... Brain Injury • Acute ... #Headaches #Neurology ... #Differential #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... thrombosis • Hemorrhage ... arteritis • Acute ... #Differential # ... Diagnosis #Algorithm #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... lesions, subhyaloid hemorrhage ... cerebellar hemorrhage ... #signs #symptoms ... #clues #differential
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Acute Kidney Injury ... VEGFi), TKi • Hemorrhagic ... Cancer #Oncology #Differential ... #Diagnosis #Classification ... #Nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... hypertension and signs ... such as retinal hemorrhages ... renal bruit or signs ... #Differential #
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... or at work) - acute ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Cerebellar hemorrhage ... signs or symptoms ... #differential # ... diagnosis #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... of Headache and ... Subarachnoid hemorrhage ... #redflags #signs ... #symptoms #differential