39 results
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... Sarcoidosis: nodules ... histiocytosis: early nodular ... #Clinical #Radiology ... HRCT #CTChest #Nodular
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Pulmonary Nodule ... diameter are called lung ... a repeat chest CT ... malignancy, clinical ... Management options
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary infections ... according to CT-scan ... Varicella–Zoster virus NODULAR ... aureus) EXCAVATED NODULES ... Patterns #Pulmonary #Lung
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
nodule with a central ... and metastatic lung ... malignancy, rheumatoid nodules ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... nodule or mass ... #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
multiple ill-defined nodules ... CT demonstrates ... the ill-defined nodules ... feeding vessel sign ... SepticEmboli #Cavity #RadiologyAssistant
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Pathogenesis and Clinical ... painless bump or nodule ... normal: - extra-ocular ... patient NEEDS a CT ... ophthalmology #diagnosis #signs
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... Comparison #Table #RadiologyAssistant
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... Landscaper w/ painless nodular ... painless, no systemic signs ... Sporotrichiosis #Infection ... #clinical #photo
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules ... opacity due to lung ... centrilobular nodules ... #Clinical #Radiology ... HypersensitivityPneumonitis #Nodular