21 results
Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Signs of Pulmonary ... Carina crossover sign ... 1.0 • Contrast reflux ... #Radiology #cardiology ... #diagnosis
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
A positive test, ... as a Babinski sign ... #Babinski #Sign ... PhysicalExam #Diagnosis ... #Neurology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... It is a clear sign ... the pupillary reflex ... very sensitive diagnostic ... Pupillary #Defect #Neurology
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 ... feeding vessel sign ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Test if patient ... • Examine for signs ... #PhysicalExam #neurology ... #comatose #diagnosis
Kussmaul's Sign and Friedreich's Sign on Neck Examination

A middle-aged M with unknown PMH presents with dyspnea.
Kussmaul's Sign ... and Friedreich's Sign ... Most likely diagnosis ... small blue-colored spot ... #Kussmauls #Sign
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
More Specific Signs ... abdominojugular, reflux ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
The Lazarus sign ... dropping them on the chest ... after brain death diagnosis ... with the Lazarus sign ... clinical #video #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
/Edrophonium test ... - Cogan sign ... - Peek sign 2. ... Imaging - CT Chest ... #management #neurology