30 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift ... K-ATPase which imports ... potassium #low #pathophysiology
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... POCUS #Ocular #Ultrasound
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... diabetes Key signs ... hypotension) DKA: Short
Refeeding Syndrome: Pathogenesis and clinical findings

Patients at Risk of Refeeding Syndrome:
 - Little or no nutritional
Metabolic Acidosis • Shift ... Syndrome #diagnosis #pathophysiology ... #symptoms #signs
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
., CXR, CT, ultrasound ... leukocytosis, left-shift ... chest pain) and signs
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome Signs ... fractures • Short ... Syndrome #genetics #pathophysiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... deficiency: - Short ... endocrinology #pathophysiology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology ... ophthalmology #diagnosis #signs
Upper Urinary Tract infection (UUTI): Pathogenesis and Clinical Findings

Predisposing Factors:
 - Immunocompromised, Diabetes,
 - Elderly, Female
Elderly, Female (short ... UrinaryTractInfection #UUTI #Pathophysiology ... #Signs #Symptoms
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
, ridging, oil spots ... PsoriaticArthritis #pathophysiology ... #diagnosis #signs