25 results
Alkaptonuria (Black Urine Disease)
Urine turns dark when left standing due to oxidation of homogentisic acid 
Clinical
Alkaptonuria (Black ... Urine Disease) ... Urine turns dark ... BlackUrine #Peds #Pediatrics ... #Diagnosis #Pathophysiology
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Occlusion #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Causes of Urinary Incontinence - Differential Diagnosis Algorithm
 - Transient - Easily reversible cause (DIAPPERS)
- Differential Diagnosis ... • Excessive urine ... large leakage of urine ... Contraction - Signs ... #Differential #Diagnosis
Total Anomalous Pulmonary Venous Return (TAPVR)
 • Introduction
 • Classification
 • Pathophysiology of TAPVR
 • Presentation
Classification • Pathophysiology ... PVO Present • Diagnosis ... Classic “snowman sign ... Return #TAPVR #diagnosis ... cardiology #peds #pediatrics
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
compromise Clinical Signs ... be present or signs ... Pathophysiology: ... KUB or abdominal ultrasound ... present • UA and Urine
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
chromosome 21) Signs ... AlzheimersDisease #Dementia #pathophysiology ... #geriatrics #diagnosis ... #signs #symptoms
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
Signs/Symptoms/Complications ... non-arousable, decr urine ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... endocrinology #peds #pediatrics
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
#Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Acute Otitis Media: Pathogenesis and Clinical Findings (in Children)
Upper Respiratory Tract Infection: 
 - Bacterial: Streptococcus
#OtitisMedia #pathophysiology ... #diagnosis #symptoms ... #signs #peds #pediatrics