Calgary Blackbook @CalgaryBlackBook
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Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
• Metabolic Causes ... : Thyroid Dysfunction ... #Tinnitus #Ringing ... #hearing #subjective ... #Causes
Tinnitus - Objective (can be heard/auscultated) - 10% - Differential Diagnosis Algorithm
Vascular - Arterial:
 • Atherosclerosis
Tinnitus - Objective ... Eustachian Tube Dysfunction ... #Tinnitus #Ringing ... #hearing #objective ... #Causes
Delayed Fracture Healing - Non-Union - Malunion - Differential Diagnosis Algorithm

Inflammation (Hours-Days) -> Soft Callus (Days-Weeks)
Healing - Non-Union ... Biologic Failure Functional ... normal axis Non Functional ... #Fracture #Healing ... #Orthopedics #Causes
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Differential Diagnosis Algorithm ... Hypothalamic: • Functional ... (e.g. eating disorder ... Constitutional delay ... Differential #Diagnosis #Algorithm