21 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
child-bearing age ... : 'signet ring sign ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Standardized Physical Abuse Guideline
<6 months of age
 • Social work consult
 • Skeletal survey
 • Head
<6 months of age ... AST or ALT> 80, signs ... of chest trauma ... appearance • CBC ... Peds #Pediatrics #Diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... left lung, which are ... Radiology #CXR #CTChest ... SepticEmboli #Cavity #RadiologyAssistant
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
:1 - Bimodal age ... regeneration, diffuse CD8 ... Polymyositis #PM #Diagnosis ... #Pathophysiology ... #Signs #Symptoms
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
or the anterior chest ... (in a V-sign), ... Inverse Gottron’s sign ... +/CD8+ ratio are ... #dermatology #diagnosis
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
Usually middle-aged ... compromise Clinical Signs ... be present or signs ... Pathophysiology: ... pyelonephritis CMC
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... honeycomb cysts are ... #Radiology #CTChest ... Cyst #Emphysema #Comparison ... #RadiologyAssistant
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... associated with HAPE are ... • Signs/Symptoms ... • Signs/Symptoms ... #differential #diagnosis
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
Aortoenteric Fistula - Diagnosis ... duodenum Clinical Signs ... matter how long ago ... Pathophysiology: ... - CMC IM Residency
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... 1) 4) Average age ... survival is 93-95% Pathophysiology ... dyspnea, cough, chest ... #Management #Signs