19 results
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... meningeal irritation signs ... Non-traumatic subarachnoid hemorrhage ... #differential #diagnosis ... #ophthalmology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... • Meningeal signs ... Systemic symptoms and signs ... thrombosis • Hemorrhage ... #Differential #Diagnosis
Giant Cell (Temporal) Arteritis: Clinical findings and Complications
Signs/Symptoms: 
 - Headache (usually constant, superimposed by waves
Complications Signs ... Symptoms: - Headache ... Papillary Edema, Flame Hemorrhages ... Complications #Signs ... #Symptoms #diagnosis
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... lesions, subhyaloid hemorrhage ... acute cerebellar hemorrhage ... #signs #symptoms ... #differential #diagnosis
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
• Fever • Headache ... • Pulmonary hemorrhage ... Biphasic #Phases #Diagnosis ... #Illness #Signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
causes dot/blot hemorrhages ... retina and flame hemorrhages ... layer -> Retinal Hemorrhages ... pathophysiology #ophthalmology ... #diagnosis #signs
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... - subarachnoid hemorrhage ... intracerebral hemorrhage ... thrombophilia, neurologic signs ... postpartum #Diagnosis
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Differential Diagnosis ... - Orbital hemorrhage ... Ophthalmoplegia • HeadacIae ... #Differential #Diagnosis ... Bilateral #Causes #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... pupil, Migraine Headache ... Neuro: Pontine hemorrhage ... #differential #diagnosis ... #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... with migraine headaches ... anterior chamber hemorrhage ... #Differential #Diagnosis ... #Ophthalmology