52 results
Concussion - Acute Pathophysiology

#Concussion #Pathophysiology #neurology #signs #symptoms
Concussion - Acute Pathophysiology ... #Concussion #Pathophysiology ... #neurology #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
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in one cell ... mutated in all cells ... Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... ophthalmology #diagnosis #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
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
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
neurologiabr #Bells ... #Phenomenon #Sign ... ophthalmology #neurology
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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
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
commonly hairy-cell ... vascular endothelial cells ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
the mastoid air cells ... and mastoid air cells ... ) Stage 4: Cell ... #Mastoiditis #pathophysiology ... #signs #symptoms