78 results
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in one cell ... Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
Concussion - Acute Pathophysiology

#Concussion #Pathophysiology #neurology #signs #symptoms
Concussion - Acute Pathophysiology ... #Concussion #Pathophysiology ... #neurology #signs
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
neurologiabr #Bells ... #Phenomenon #Sign ... #PhysicalExam #ophthalmology ... #neurology
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Occlusion #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Features of a Sickle Cell ... Crisis Sickle-cell ... These cells can ... The underlying pathophysiology ... Crisis #Features #Signs
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
B and CD-4+ T cells ... CRP Neuronal cell ... surface targeted -> Cell ... RheumaticFever #pathophysiology ... #diagnosis #signs
Classic signs of arteritic anterior ischemic optic neuropathy or giant cell arteritis are mild arterial narrowing
Classic signs of ... neuropathy or giant cell ... Korean Journal of Ophthalmology ... neuropathy #giant #cell ... #disc #nerve #Ophthalmology
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
Giant Cell (Temporal ... yrs old; F>M Signs ... Anemia - Giant cells ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
Signs of immunodeficiency ... involved in B cell ... -> Impaired B cell ... humoral immunity Signs ... Agammaglobulinemia #XLinked #pathophysiology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... bronchioalveolar cell ... Bud #TreeInBud #Sign ... radiology #ChestCT #pathophysiology