7173 results
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign ... .2016.12.033 #Signet ... diagnosis #radiology #clinical
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
bronchiectasis: 'signet ... central dot. - LIP #Clinical
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
Signet ring cell ... LymphNode #Pathology #Clinical
Myeloma: In this BM core, most plasma cells contain cytoplasmic immunoglobulin (Russell bodies).

They're difficult to identify
the periphery (signet ... PlasmaCells #BoneMarrow #Clinical
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
bronchial dilatation (signet-ring ... air trapping A signet-ring ... small artery (signet
TYPE I & TYPE II ERRORS 

SENSITIVITY & SPECIFICITY = SNOUT & SPIN 
Sensitive Tests that
SPECIFICITY = SNOUT
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
Bronchus sign - Signet
Intern Pocket Cards - Pre-Rounding Guide - Daily Checklist
Overnight Events:
 - Night float signout, nursing notes
Interdisciplinary
- Night float signout
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Sensitivity = SNOUT
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
#Orbicularis #Snout ... #PhysicalExam #clinical