Cellulitis
Cellulitis Julie Johnson John R. Fowler INTRODUCTION Pathoanatomy—It is infection of dermis and subcutaneous tissue without associated abscess. Mechanism—Infection is through bacterial breach of cutaneous surface, however, a break in…
Palmar Space Infections
Palmar Space Infections Hannah A. Dineen Reid W. Draeger INTRODUCTION Hand infections, which include cellulitis, paronychia and felons, flexor tenosynovitis, and deep palmar space infections, are frequently encountered by primary…
Web Space Infections
Web Space Infections Tiffany J. Pan John R. Fowler INTRODUCTION Definition A deep infection of the hand that occurs in the webspace between two fingers It is also known as…
Septic Arthritis
Septic Arthritis Alan R. Blackburn II John R. Fowler INTRODUCTION Pathoanatomy Septic arthritis is an infection of the joint space resulting from traumatic inoculation, hematogenous seeding, or contiguous spread. Cartilage…
Pyogenic Flexor Tenosynovitis
Pyogenic Flexor Tenosynovitis Emily E. Jewell Reid W. Draeger INTRODUCTION Flexor tendon sheath infections are a surgical urgency because they can have devastating outcomes such as loss of motion, deformity,…
Paronychial Infections
Paronychial Infections Timothy P. Crowley Susan Stevenson INTRODUCTION Pathoanatomy A paronychia is an infection of the soft tissue structures surrounding the proximal and lateral nail plate (perionychium). The proximal nail…
Pulp Space Infections
Pulp Space Infections Omri Ayalon Matthew B. Cantlon INTRODUCTION Definition—Infection contained in the closed and unyielding septal spaces of the distal volar pad of the finger or thumb. Also referred…
Gustilo Classification
Gustilo Classification Tiffany J. Pan John R. Fowler INTRODUCTION Classification system for open fractures proposed by Dr Ramon Gustilo and Dr John Anderson in 19761 Primary study aim was the…
Ulnar Nerve Injuries
Ulnar Nerve Injuries Vishavpreet Singh Ardalan Sayan Alan R. Koester INTRODUCTION Epidemiology Ulnar nerve compression is the second most common upper extremity compressive neuropathy (only secondary to median nerve compression…
Radial Nerve Injuries
Radial Nerve Injuries Lisa M. Kruse Bryan Loeffler INTRODUCTION Anatomy1 Arises from the posterior cord of the brachial plexus (C5-C8 and/or T1) Traverses the triangular interval (teres major, long head…
