18 results
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Differential Diagnosis of Central ... heart defect - Pulmonary ... diseases - Pulmonary ... Cardiology #Causes #Table ... #Comparison
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... Oxygen therapy - Pulmonary ... #Central #Peripheral ... #Comparison #Signs ... #Symptoms
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... and cardiogenic pulmonary ... #Differential #Table ... #Distribution #Central ... #Peripheral #RadiologyAssistant
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Time course and symptoms ... hypoacusia or tinnitus ... differential #diagnosis #comparison ... #table
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
emphysema: no walls, central ... #Differential #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... thickening of the central ... Cardiogenic pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... present, including tinnitus ... labyrinthitis) CENTRAL ... findings #signs #symptoms ... #comparison #neurology
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
is frequent • Symptoms ... pack years • Symptoms ... Hyperresonance, Hypoxemia/Cyanosis ... #Asthma #COPD #comparison ... #Diagnosis #pulmonary
Sedative-Hypnotic Drugs
Benzodiazepines:
 - Bind to specific GABAA receptor subunits at central nervous system (CNS) neuronal synapses
receptor subunits at central ... Rapid onset of hypnosis ... or withdrawal symptoms ... #pharmacology #comparison ... #table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Diagnosis #Radiology #Pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant