31 results
Iridodonesis

Physical examination revealed iridodonesis, or “dancing” of the iris, which was elicited by rapid movement of
movement, is a sign ... of ectopia lentis ... characteristic sign ... Iridodonesis #Iris #SlitLamp ... #PhysicalExam #Video
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
yrs old; F>M Signs ... /Symptoms: - Fever ... Anemia - Giant cells ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... Retinoblastoma Signs ... / Symptoms / Complications ... Retinoblastoma #pathophysiology ... #symptoms
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
tunica vasculosa lentis ... low vision or symptoms ... PhysicalExam #clinical #video ... ophthalmology #SlitLamp
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
the long bone or pelvis ... Pathophysiology ... Syndrome #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 ... RheumaticFever #pathophysiology ... #diagnosis #signs ... #symptoms #complications
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
Signs of immunodeficiency ... from precursor cells ... humoral immunity Signs ... /Symptoms/Findings ... Agammaglobulinemia #XLinked #pathophysiology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... Dehydration • Symptoms ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology ... Lysis of tumor cells
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Characterized by red blood cells ... These cells can ... The underlying pathophysiology ... Crisis #Features #Signs ... #Symptoms
Acute Otitis Media: Complications
Infection and inflammation of the middle ear
 - Prolonged obstruction of e. tube
to mastoid air cells ... becomes more severe Signs ... /Symptoms/Complications ... Complications #pathophysiology ... #symptoms #signs