26 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Aortic Stenosis - Diagnosis and Stages

Clinical Presentation
- Exertional dyspnea
- Chest pain
- Palpitations
- HF Symptoms (orthopnea, PND,
and Stages Clinical ... Exam (For Severe AS ... ) - Late peaking ... Stages #Management #Signs ... #Symptoms #Cardiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... it can be very difficult ... cystic pattern is also ... #Diagnosis #Radiology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... pericarditis, making it difficult ... pain, such as MI ... Pericarditis #Symptoms #Signs ... Presentation #comparison #Table
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
Pathogenesis and Clinical ... Signs/Symptoms/Complications ... , vomiting • Late ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... endocrinology #peds #pediatrics
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... High rate in <1 ... period without chest ... pain, as they result
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
This makes it difficult ... we describe a chest ... #CXR #Lucency #Differential ... #Table #CavitaryLesion ... Pulmonary #Diagnosis #Radiology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... with exertion, difficulty ... • Signs/Symptoms ... decreased respiratory rate ... edema #causes #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... Lung Abscess - Clinical ... CXR upright or lat ... Lung Abscess Differential ... Abscess #pulmonary #differential
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
worsening brady, Signs ... Shock, SBP <90, AMS ... SOB from CHF, Chest ... bradycardia #diagnosis #differential ... #management #cardiology