Nail Bed Injury
Nail Bed Injury Andrew D. Sobel INTRODUCTION Fingertip injuries, and injuries to the nail bed specifically, are common problems that vary widely in mechanism and severity. Injuries to the nail…
Compartment Syndrome
Compartment Syndrome Roshan Melvani Christopher M. Jones INTRODUCTION Acute compartment syndrome (ACS) is an increase in tissue pressure within an osseofascial compartment above tissue perfusion pressure, resulting in diminished local…
Bite Wounds
Bite Wounds Mark Henry INTRODUCTION Pathoanatomy1,2,3,4,5 Skin wound—mixed pattern of crush, cut, tear damage to margins (Figure 49.1) Deep structural injury to bone, tendon, nerve with powerful bites (dog, larger…
Osteomyelitis
Osteomyelitis Julie Johnson John R. Fowler INTRODUCTION Pathoanatomy—bony infection caused by microbial invasion characterized by inflammation and destruction of bone Mechanism—contiguous spread (abscess, septic joint), direct inoculation (trauma, surgery, foreign…
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…
