41 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... : • Infection: ... Cellulitis, Abscess ... entrapment • Infections ... • Inflammation/cellulitis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... , may also see skin ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Papules & Mucosal Lesions ... Peri-Articular • Cellulitis ... Septic Bursitis • Abscess ... #Orthopedics #Causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential ... : Deep skin and ... Angioedema • Sweet syndrome ... • Compartment syndrome ... #dermatology #skin
Periorbital Cellulits: Note marked swelling and redness surrounding the eye due to infection. There is also
the eye due to infection ... evidence of an abscess ... Images #Clinical #Ophthalmology ... #Photo #Periorbital ... #Cellulits #UCSDH
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Meningitis • Skin ... Infection Abscess ... Neuroleptic malignant syndrome
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Failure - Differential ... NMS, serotonin syndrome ... withdrawal, Pseudo-cellulitis ... Source control (abscess
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... Fistulas • Dieulafoy lesion ... Parenchyma: • Infection ... westermani, PNA, Lung abscess ... Diagnosis #pulmonary #causes
Abscess: Marked swelling and redness is apparent just above antecubital fossa. This is caused by an
This is caused by ... innoculated under the skin ... during injection ... Images #Clinical #Photo ... #Fossa #Arm #UCSDH
Perirectal Cellulitis: Extensive inflammation and swelling of the right buttocks secondary to infection.
This can be distinguished
buttocks secondary to infection ... from a perirectal abscess ... absent in this case ... Images #Clinical #Photo ... #UCSDH