18 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
history of cancer, HIV ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... Diagnosis #Algorithm #neurology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
symptom of something ... hydrocephalus) • Neurologic ... loss, cancer, HIV ... N Neurological signs ... confusion, focal signs
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... signs or symptoms ... #differential # ... diagnosis #neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
or signs. ... 50 or less: • Neurologic ... Retinitis (Most common cause ... AIDS #diagnosis #differential ... #signs #symptoms
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... stroke • Severe nausea ... deficits (CN Ill, IV ... #signs #symptoms ... #clues #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... Herpesviruses (MCC: HSV ... Coltivirus Symptoms ... influenzae Symptoms ... Acute meningeal signs
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
ophthalmoplegia), systemic signs ... Imaging (if atypical symptoms ... CNS inflammatory cause ... ) • EMG/NCS (rare ... Management #Treatment #Neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... of Headache and ... with the same symptoms ... #redflags #signs ... #symptoms #differential
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
bradycardia, shock, T-wave ... abdominal cramps Neurologic ... - Throbbing headache ... Diagnosis #Allergy #Signs ... #Symptoms #Anaphylaxis