14 results
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Haglund Syndrome ... Case description ... Differential diagnosis ... Heel #clinical #mri ... clinical #Radiology #diagnosis
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... Case description ... hallucis longus Differential ... diagnosis for similar ... tendon
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... Focal: Simple, Complex ... malformation, Aneurysm, Vasculitis ... vasoconstriction syndrome
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tracts Immune Complex ... tract, and often causes ... diminished, or tender ... differential #diagnosis
Causes of Ischemic Stroke - Differential Diagnosis Framework
Important to determine and treat the etiology behind because
Causes of Ischemic ... thrombus, recent MI ... Fibromuscular dysplasia, Vasculitis ... Antiphospholipid syndrome ... #Diagnosis #causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... diminished, or tender ... oligoclonal bands • MRI ... tract, and often causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... (often form an incomplete ... Lesions #Brain #differential ... #diagnosis #causes
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure, acute MI ... • Mechanical → tension ... findings based on cause ... anaphylaxis, release syndrome
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... depressed deep tendon ... walking to nearly complete ... - Spinal MRI may
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... AIDS #pulmonary #differential