This atlas provides an overview of corneal pathologies. It includes over 300 images of several corneal pathologies in daily clinical practice. It provides a comprehensive overview of corneal pathologies by senior cornea experts across the globe. The chapters offer guidance on numerous corneal pathologies such as microbial keratitis, corneal ectasia, keratoconus, dry eyes, ocular corneal trauma, refractive surgery, keratoconjunctivitis, ocular surface disorders, limbal stem cell deficiency, pterygium, ocular surface squamous neoplasia (OSSN), pinguecula, degenerations, dystrophies, conjunctivitis, etc. The book guides ophthalmologists in practice and training for diagnosing corneal pathologies.