A Hopkins Clinical Perspective
Larry William Chang, MD, MPH
Assistant Professor, Division of Infectious Diseases
Johns Hopkins School of Medicine
• I am a consultant for, minority equity holder in, and am entitled to
royalties from emocha Mobile Health Inc., a company licensing an
invention (emocha) from Johns Hopkins University which I helped
invent and is described in this presentation.
• I have received grant support from the National Institutes of
Health and Bill and Melinda Gates Foundation.
Will I still have a pager?
Feature Text Messaging 1-Way Pager 2-Way Pager PING Inbox
HIPAA compliant No Yes Yes Yes
No No No Yes
Cost Free $11/month $21/month $7/month
Technology Innovation Center
• Interactive graphical dashboard
designed to analyze over-night workflow
• Mechanism for Clinicians and
Radiologists to engage in a tele-
consultation session on iPads
• EMR aggregation tool designed to
display a patient’s relevant clinical data
while minimizing clicks
The Technology Innovation Center is pulls
together clinicians, enterprise Health IT systems,
and Johns Hopkins University researchers to create
patient-centered medical solutions.
Source: Google Play Storerch 7, 2014, Search for Cancer Medical
Apps apps everywhere…
What is Out There?
• 295 smartphone apps
– Breast cancer (46.8%, 138/295)
– Cancer in general (28.5%, 84/295)
– Raise awareness about cancer (32.2%, 95/295)
– Provide educational information about cancer (26.4%, 78/295)
– Fundraising efforts (12.9%, 38/295)
– Assist in early detection (11.5%, 34/295)
– Promote a charitable organization (10.2%, 30/295),
– Support disease management (3.7%, 11/295)
– Cancer prevention (2.0%, 6/295)
– Social support (1.0%, 3/295).
– The majority of the apps did not describe their organizational affiliation (64.1%, 189/295).
• Article Search n=594 articles.
– 0 reported an evaluation of a cancer-focused smartphone application
J Med Internet Res 2013;15(12):e287
Brave new world.
caveat emptor or
“do no harm”.