13 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
For comparison, ... a normal loop is ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Normal #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... #Diagnosis #PFTs ... #Spirometry #FlowVolume
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... exacerbations • PFT ... Findings: Variably abnormal ... often normal or ... : Persistently abnormal
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... Frequency obtained - Abnormal ... syncope Tests: ECG ... diagnosis #workup #testing ... Effectiveness #table #comparison
Types of Urinary Diversion Procedures
Ileal Conduit:
 • Technically simpler, fewer complications, and well understood. No bladder
: • Normal to ... near-normal urinary ... Neobladder: • Normal ... to near-normal ... operative sexual function
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
< 120 ms = AV junction ... Block (nothing getting ... T Waves: • Normal ... V1 (Invert III normal ... Rule of thumb: a normal
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... initial response to abnormal ... decision for repeat testing ... *Abnormal USS may ... #LFTs #Abnormal
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... physiological function ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
menstruating Ovarian - Normal ... progesterone challenge, normal ... <35 years old, e.g ... estrogen: • Functional ... (e.g. eating disorder
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
disorders • Testing ... positive in 2/3 of pts ... of diazepam • EMG ... testing Lab ... Oligoclonal bands • Normal