12 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... lesions than the chest ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... CT Lung Abscess ... • Vasculitis (e.g
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
- Atypical Clinical ... ophthalmoplegia), systemic signs ... CN7, parotid), CT ... inflammatory cause) • EMG ... Management #Treatment #Neurology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
previously stable values ... risk factors (eg ... hypertension (eg ... 109 mm Hg) with clinical ... hypertension (eg
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
breathlessness (half-marathon ... ASA, Kussmaul's sign ... edema, and clear lungs ... echocardiogram to workup ... #cardiology
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Evaluation - Chest ... - Infectious workup ... Pyridostigmine - New diagnosis ... oral secretions (e.g ... monitoring (vital signs
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... Diagnosis = clinical ... systemic sx + signs ... not be subtle e.g ... E.g. 80 yo ESR cutoff
Myasthenia Gravis Overview

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