31 results
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... neurologiabr #Bells ... #Phenomenon #Sign ... clinical #video #PhysicalExam ... ophthalmology #neurology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... variety known as Bell's ... - Ptosis #Bells ... #Signs #Symptoms ... #Diagnosis
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
maturation of B cells ... from precursor cells ... Absence of mature B cells ... CD19+) and plasma cells ... #immunology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... ophthalmology #diagnosis ... #signs #symptoms
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
Bell's Sign on Physical Exam

The clinical sign resulting from functional insufficiency of the eyelid orbicularis was
Bell's Sign on Physical ... name known as Bell's ... semiologianeurologica #Bells ... #orbicularis #Neurology ... Clinical #Video #physicalexam
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
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
the mastoid air cells ... and mastoid air cells ... within mastoid air cells ... in mastoid air cells ... to petrous air cells
Bell's Phenomenon

Sign of peripheral facial paralysis manifested by eye movement up and out of the eyeball,
Bell's Phenomenon ... Sign of peripheral ... the eyelid #Bells ... clinical #video #physicalexam ... #neurology #CN7
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
• Langerhan cells ... UV light Incr cell ... removal of these cells ... Manifestations #pathophysiology ... #diagnosis #signs