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The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... I, type II - ... Ketoconazole Low ... #Hyperkalemia #Algorithm ... #differential #causes
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis Algorithm ... in cough) • Abnormal ... exam, etc) • Abnormal ... #causes
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... Evaluation of Chronic ... Causes of acute ... 1000 g/24 h) #Chronic ... Diarrhea #management #algorithm
Types of Urinary Incontinence
 - Stress Incontinence - The urethral sphincter is weakened so that transient
Types of Urinary ... stronger than normal ... #Incontinence #Types ... #Classification ... #Causes #diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
has a number of causes ... Other causes include ... short periods Causes ... Causes include ... asthma, chronic
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... disease - TSH low ... high; in some cases ... adenoma - TSH low ... free T4 and T3 low
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... protein receptor type ... activin A receptor type ... Hypertension #PHTN #Classification ... #Differential #Causes
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... protease activity - A low ... If the value is low ... decrease in most cases ... Haptoglobin - Low
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
in cases in which ... secretion; in chronic ... aldosterone - Often normal ... as a result of chronic ... Insufficiency #Evaluation
Nail Pathologies - Findings in or Near Nails

Paronychia 

A superficial infection of the proximal and lateral
Chronic infections ... increased blood flow ... Local causes include ... Systemic causes ... Nail #Diseases #Abnormal