38 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... Finger deformity caused ... joint • Ortho ... Discharge with orthpedic ... Management #Hand #Orthopedics
Dermatomyositis
A middle-aged man describes progressive difficulty combing his hair and rising from a seated position over
Dermatomyositis ... difficulty combing his ... This is a case of ... dermatomyositis ... Papules #Clinical #Photo
PV Card: Knee Injuries | Quick Reference Guide - Orthopedic injuries are commonly managed in the
Reference Guide - Orthopedic ... of a series of orthopedic ... fractures and hip ... the Emergency Orthopedics ... Management #EM #Ortho
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Cervical: EBV, CMV, HIV ... • Auto-immune: Dermatomyositis ... Infection: Acute HIV ... Diagnosis #Algorithm #Causes
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... Finger splint • Ortho ... Discharge with orthopedic ... Management #Hand #Orthopedics
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... , Polymyositis-dermatomyositis ... interstitial pneumonia (DIP ... interstitial pneumonia (AIP ... differential #pulmonary #causes
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Creatine Kinase - Causes ... COVID19, CMV/EBV, HIV ... Subacute to Chronic Causes ... Chronic Illness: HIV ... Inflammatory myopathy: dermatomyositis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
(Polymyositis/Dermatomyositis ... Diagnosis #Algorithm #Orthopedics ... #Causes
Kaposis Sarcoma: Darkly pigmented macules caused by this malignancy. Seen most commonly in
patients with HIV infection.

Charlie
pigmented macules caused ... patients with HIV ... Images #Clinical #Photo
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... differential #diagnosis #causes