The following points will help to determine the nature of a suspicious illness:

Disease

Rash or Eruption

Appearance

Duration in Days

Remarks

Chicken-pox

Small rose pimples

2d day of fever or after

6-7

Scabs from about

 

changing to vesicles

24 hours illness . .

  

fourth day of fever.

Erysipelas

Diffuse redness and

2d or 3d day of illness.

    

Measles

Small red dots like flea

4th day of fever or after 72 hours' illness

6-10

Rash fades on 7th day.

Scarlet Fever . .

Bright scarlet, diffused

2d day of fever or after 24 hours' illness. .

8-10

Rash fades on 5th day.

Small-pox

Small red pimples

3d day of fever or after

14-21

Scabs form 9th or 10th

 

changing to vesicles,

48 hours' illness . .

  

day, fell off about

 

then pustules . . .

    

14th.

Typhoid Fever . .

Rose-colored spots

nth to 14th day . . .

22-30

Accompanied by diarrhoea.

It will often relieve a mother's anxiety to know how long there is danger of infection after a child has been exposed to a contagious disease. The following table gives the information concerning the more important diseases:

Disease

Symptoms Appear

Period Ranges from

Patient is Infectious

Chicken-Pox

Diptheria

Measles*

Mumps

Rotheln

Scarlet Fever

On 14th day

On 2d day

14th day

On 19th day

On 14th day

On 4th day

On 12th day

On 21st day

On 14th day

10 to 18 days

2 to 5 days

10 to 14 days

16 to 24 days

12 to 20 days

1 to 7 days

1 to 14 days

1 to 28 days

7 to 14 days

Until all scabs have fallen off.

14 d's after disappearance of membrane.

Until scaling and cough have ceased.

14 days from commencement.

10 to 14 days from commencement.

Until all scaling has ceased.

Small-pox

Typhoid Fever

Whooping Cough†

Until all scabs have fallen off.

Until diarrhoea ceases.

Six weeks from beginning to whoop.

* In measles the patient is infectious three days before the eruption appears.

† In whooping-cough the patient is infectious during the primary cough, which may be three weeks before the whooping begins.