13 results
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... Red Flag Symptoms ... ) - Differential ... #Neurology #Differential ... #Causes
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... : Headaches, Dizziness ... shock, Myocardial ischemia ... , Acute cor pulmonale ... #Symptoms #SARSCOV2
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... ) • Systemic symptoms ... arteritis • Acute ... #neurology #PHANTOMS
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Diagnosis Algorithm ... symptoms/signs, ... • Transient Ischemic ... #Differential #
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... Infarction and Pulmonary ... life-threatening causes ... #Pericarditis #Symptoms ... #Signs #Presentation
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... influenzae Symptoms ... : • Acute meningeal ... signs (fever, nuchal ... #diagnosis #neurology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
• Papilledema, headache ... • Caused by immune ... due to increased CSF ... Tuberculosis #diagnosis #differential ... #TB #neurology
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
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... cerebrospinal fluid (CSF ... #redflags #signs ... #symptoms #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... of headache, cognitive ... impairment, neurologic ... tract, and often causes