30 results
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
lasting seconds to less ... than a minute for BPPV ... posterior canal BPPV ... horizontal canal BPPV ... signs #symptoms #comparison
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
diagnosis #neurology #bppv ... #comparison #table
Algorithm and Differential Diagnosis of Tremor #Diagnosis #IM #PrimaryCare #Neuro #Tremor #Action #Rest #Differential #Algorithm #Comparison
Algorithm and Differential ... #Differential #Algorithm ... #Comparison #Table
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Positional Vertigo (BPPV ... differential #diagnosis #comparison ... #table
Melanoma - Clinical subtypes
 - 
Superficial spreading melanoma (70%)
 - 
Nodular melanoma (15%)
 - 
Lentigo maligna
melanoma (70%) - Nodular ... Melanoma #Subtypes #Comparison ... #Table #Superficial ... #Nodular #LentigoMaligna
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
dermatophytes • Sens ... Cryptococcus • Sens ... Spec -80% for IA, PPV ... Galactomannan #diagnosis #comparison
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... histiocytosis: early nodular ... HRCT #CTChest #Nodular ... #Pattern #Comparison ... #Table #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... HRCT #CTChest #Nodular ... #Pattern #Comparison ... #Table #RadiologyAssistant
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... • Pterygium Lens ... • Age Related Macular ... Hemorrhage and Macular ... Differential #Diagnosis #Algorithm
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... histiocytosis: early nodular ... Pulmonary #CTChest #Nodular ... #Differential #Comparison ... #Table #RadiologyAssistant