33 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... lyme • Altered mental ... brain lesion • CNS ... infection (e.g. ... #Algorithm #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... movement deficits (CN ... #signs #symptoms ... #diagnosis
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • CNS: parietal ... (Many causes!) ... ) • Infection ( ... #diagnosis #neurology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
aneurysm) • Infection ... : • SAH (Thunderclap ... N Neurological signs ... confusion, focal signs ... #Diagnosis
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... Pressure (“Decr Effective ... - Cirrhosis Syndrome ... the lung) - CNS ... #Table #Causes
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... - Differential Diagnosis ... inhibitors, hepatorenal syndrome ... • Toxins • Infection ... #nephrology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Demyelinating Syndrome ... , Headache, Movement ... autoantibodies that will cause ... #neurology #rheumatology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... thrombophilia, neurologic ... signs/symptoms ... postpartum #Diagnosis
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... of sinus or ear infection ... vasoconstriction syndrome ... #redflags #signs ... differential #emergency #diagnosis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... pain • Extra-CNS ... Manifestations #diagnosis ... #neurology #symptoms ... #signs