2 results
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
unilateral • Around Eye ... Lacrimation, Red Eye ... Hypoglycemia Anatomy ... - Acute Glaucoma ... Amy Chung, MD, MSc
Astigmatism: Pathogenesis and clinical findings
Astigmatism - deviation from spherical curvature of the lens or eye

Refracting power
Astigmatism: Pathogenesis ... of the lens or eye ... different points of focus ... Of Vision • Headache ... #pathophysiology