56 results
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
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
& inflammatory cells ... • Neurologic: Bell's ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... Signs / Symptoms ... #Anaphylaxis #pathophysiology ... #immunology #diagnosis ... #signs #symptoms
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
40% of patients diagnosed ... maturation of B cells ... from precursor cells ... /Symptoms/Findings ... #immunology
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 ... 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 ... RheumaticFever #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophilia, 500-1,500 cells ... Hypereosinophilia, >1,500 cells ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
chromosome 21) Signs ... / Symptoms / Complications ... AlzheimersDisease #Dementia #pathophysiology ... #geriatrics #diagnosis ... #signs #symptoms
Acute Otitis Media: Complications
Infection and inflammation of the middle ear
 - Prolonged obstruction of e. tube
to mastoid air cells ... /Symptoms/Complications ... Complications #pathophysiology ... #symptoms #signs ... #diagnosis