22 results
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... - Autonomic symptoms ... meningeal irritation signs ... : - Acute angle-closure ... #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... stroke • Severe nausea ... #signs #symptoms ... #clues #differential ... #diagnosis
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Definition: acute ... nerve caused by ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
• Neurologic: Headaches ... Stroke • Renal: Acute ... Myocardial ischemia, Acute ... Extrapulmonary #Diagnosis ... #Signs #Symptoms
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... Leakage of optic ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
life-threatening causes ... such as MI or aortic ... #Pericarditis #Symptoms ... #Signs #Presentation ... comparison #Table #Diagnosis
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 ... postpartum #Diagnosis
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... #redflags #signs ... #symptoms #differential ... #emergency #diagnosis
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Headache/ retro-orbital ... transmission, with acute ... or undetectable pulse ... perfusion >2 seconds, pulse ... classification #diagnosis
Takayasu’s Arteritis: Pathogenesis and clinical findings

 - Fatigue, weight loss, low grade fever, arthralgias
 - Incr
Orthostasis, Syncope, Headache ... , Incr risk of Acute ... Decr palpable pulses ... Arteritis #Vasculitis #Diagnosis ... #Signs #Symptoms