13 results
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... hemiplegic or anesthetic ... movement deficits (CN ... #signs #symptoms ... #clues #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... ) • Systemic symptoms ... and signs (e.g. ... brain lesion • CNS ... arteritis • Acute
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... meningeal irritation signs ... subarachnoid hemorrhage (SAH ... : - Acute angle-closure ... • CNS Vasculitis
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... - History of SAH ... #redflags #signs ... #symptoms #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... or at work) - acute ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... Coltivirus Symptoms ... : • Acute meningeal ... signs (fever, nuchal
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Headache/ retro-orbital ... transmission, with acute ... nervous system [CNS ... ALT > 1000 IU), CNS ... (impaired mental
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
recent DAN) • EMG ... /NCS for mononeuritis ... or serologies + symptoms ... Goodpasture's cause ... blood retum in serial
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... status • Headache ... Neurological symptoms ... : Acute onset 2 ... Reversible course Differential
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
and Signs: 50% ... triad: episodic headache ... • Headache → ... and signs: • ... , induction of anesthesia